Mersenne P+1 top factors

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M15143287 has a factor: 2901875425192119152044877064649678783 (121.126 bits)
M15161281 has a factor: 153025295179591943999885763121751239 (116.881 bits)
M5036351 has a factor: 605526836380035031714415170812223 (108.900 bits)
M5049887 has a factor: 19126709460603416331718236103831 (103.915 bits)
M5078081 has a factor: 7832025287710898434882394510881 (102.627 bits)
M15133051 has a factor: 3574613548919726634028757144167 (101.496 bits)
M15195757 has a factor: 826749326482941061562347760839 (99.383 bits)
M5035243 has a factor: 655885712395061547088286101567 (99.049 bits)
M15012967 has a factor: 598339832956611399066208022921 (98.917 bits)
M5024183 has a factor: 447081225988486008511532197681 (98.496 bits)
M4034971 has a factor: 35646482986018490883974514241 (94.848 bits)
M20005649 has a factor: 13207874877329586761907842161 (93.415 bits)
M15097987 has a factor: 10218242319535941552291412393 (93.045 bits)
M4068137 has a factor: 7831367861176230626221942111 (92.661 bits)
M2940781 has a factor: 7051152259281336552100845313 (92.510 bits)
M5018863 has a factor: 5786082744723500245538354639 (92.225 bits)
M31007479 has a factor: 3734262408221572583094518599 (91.593 bits)
M5067709 has a factor: 2965802955509759548207625057 (91.260 bits)
M15112781 has a factor: 2825733825204232190463981071 (91.191 bits)
M5066239 has a factor: 1964416473698880012731486921 (90.666 bits)
M15153419 has a factor: 918959785859034882328087367 (89.570 bits)
M4006333 has a factor: 720987230884185534870238439 (89.220 bits)
M15196367 has a factor: 668006416037195403138109999 (89.110 bits)
M15137279 has a factor: 659794471249368169562880601 (89.092 bits)
M16499939 has a factor: 623295955016005618178283607 (89.010 bits)
M4054709 has a factor: 478718407748762581859434159 (88.629 bits)
M15157393 has a factor: 285518555188555854876700321 (87.884 bits)
M5065607 has a factor: 181526944964256635001043601 (87.230 bits)
M29007941 has a factor: 108725667407320827521760559 (86.491 bits)
M15091247 has a factor: 86355860897077153294012753 (86.158 bits)
M31010867 has a factor: 45719652393896068953086287 (85.241 bits)
M5622731 has a factor: 37357678415331948140113583 (84.950 bits)
M20004713 has a factor: 34179547974603656038886273 (84.821 bits)
M4054627 has a factor: 32380688619618533268477199 (84.743 bits)
M5035747 has a factor: 27937379269427811499976449 (84.530 bits)
M15106661 has a factor: 27824765115143068904387887 (84.525 bits)
M4121699 has a factor: 20048601199908464958280217 (84.052 bits)
M15161737 has a factor: 19840297433824860205863337 (84.037 bits)
M15144469 has a factor: 19141596703086016027583479 (83.985 bits)
M4842923 has a factor: 15371117823267478820386441 (83.668 bits)
M20009411 has a factor: 11136425826277752007583647 (83.203 bits)
M15100091 has a factor: 10678025673406205308351681 (83.143 bits)
M5073389 has a factor: 9312690341947483358421569 (82.945 bits)
M11879953 has a factor: 7659864606536073052351873 (82.664 bits)
M15072823 has a factor: 4699060851367776683017639 (81.959 bits)
M30011593 has a factor: 4465670091744727621684633 (81.885 bits)
M13276919 has a factor: 4236883438272176896225999 (81.809 bits)
M15015967 has a factor: 4080070838521920386678143 (81.755 bits)
M15162509 has a factor: 3742120810021360524814201 (81.630 bits)
M5622593 has a factor: 3731962988493345666239833 (81.626 bits)
M4042673 has a factor: 3005048132784026376180961 (81.314 bits)
M4006423 has a factor: 2993775828088355588457143 (81.308 bits)
M5037647 has a factor: 2911775173919567876047289 (81.268 bits)
M15054107 has a factor: 2845545477839274663155449 (81.235 bits)
M15108199 has a factor: 2143680352422168443274337 (80.826 bits)
M5022607 has a factor: 1930601631810115754305447 (80.675 bits)
M15053729 has a factor: 1921876601335398300430087 (80.669 bits)
M4086041 has a factor: 1704754882169552635227119 (80.496 bits)
M15049217 has a factor: 1609255102428743048561207 (80.413 bits)
M29033219 has a factor: 1532635812211218423024817 (80.342 bits)
M4104523 has a factor: 1186495172195206571430553 (79.973 bits)
M5076443 has a factor: 1125591361976608814933567 (79.897 bits)
M15197249 has a factor: 1007759682457763813315041 (79.737 bits)
M6021637 has a factor: 974489083470784839236017 (79.689 bits)
M15139591 has a factor: 895133127988042299852961 (79.566 bits)
M5034919 has a factor: 762771192468712046879569 (79.336 bits)
M15090167 has a factor: 746840215687265390805577 (79.305 bits)
M8906663 has a factor: 727394385683486938354207 (79.267 bits)
M5064557 has a factor: 717407154049889773644623 (79.247 bits)
M5078387 has a factor: 556171707139293516508879 (78.880 bits)
M15136279 has a factor: 490781379119144007232183 (78.699 bits)
M31029827 has a factor: 470297443489971420074041 (78.638 bits)
M3892741 has a factor: 405969562323884278542943 (78.426 bits)
M15186331 has a factor: 359902522457948060331607 (78.252 bits)
M14209919 has a factor: 347631923880552223479799 (78.202 bits)
M4030357 has a factor: 307255907312376282607943 (78.024 bits)
M15197759 has a factor: 244723858827121565025097 (77.696 bits)
M5026093 has a factor: 205496478373183338673327 (77.443 bits)
M5007881 has a factor: 204601013221187093861783 (77.437 bits)
M5043301 has a factor: 197241356616677249202817 (77.384 bits)
M29025527 has a factor: 192285236166204430722383 (77.348 bits)
M13278401 has a factor: 165903990090261639461983 (77.135 bits)
M5622941 has a factor: 154626296739541041466193 (77.033 bits)
M4842923 has a factor: 154509699534599694846049 (77.032 bits)
M31054391 has a factor: 138780880319602725872119 (76.877 bits)
M15004267 has a factor: 130083030906700403438953 (76.784 bits)
M29012587 has a factor: 101944534498294058356631 (76.432 bits)
M15105869 has a factor: 91307695363934649517961 (76.273 bits)
M4021001 has a factor: 85759933205284860056473 (76.183 bits)
M11629741 has a factor: 68871299229239458302847 (75.866 bits)
M5797607 has a factor: 64475621489386514521313 (75.771 bits)
M5051987 has a factor: 64285178666161124178847 (75.767 bits)
M31024991 has a factor: 62705258306328564713249 (75.731 bits)
M29027293 has a factor: 41700291740011539369503 (75.142 bits)
M29026961 has a factor: 41211752343892659661871 (75.125 bits)
M31028317 has a factor: 39892990219914408179311 (75.079 bits)
M5041703 has a factor: 39423302070469013114809 (75.061 bits)
M15051823 has a factor: 37463670995629700718961 (74.988 bits)
M3892841 has a factor: 37107976694247477085399 (74.974 bits)
M13268561 has a factor: 36495610881070922144281 (74.950 bits)
M15181183 has a factor: 35359514656083197310721 (74.905 bits)
M15034949 has a factor: 34826983329049444111199 (74.883 bits)
M5049689 has a factor: 33711381424688814011017 (74.836 bits)
M15004859 has a factor: 30773718523988797435591 (74.704 bits)
M5055133 has a factor: 24881947332582829814359 (74.398 bits)
M15182693 has a factor: 16998816748080261181793 (73.848 bits)
M15130903 has a factor: 16558797550652971364833 (73.810 bits)
M15168107 has a factor: 14691445097250041041321 (73.637 bits)
M31062257 has a factor: 14399060770921547807903 (73.608 bits)
M15152857 has a factor: 13847563931264899516297 (73.552 bits)
M5622943 has a factor: 12424794358706250443911 (73.396 bits)
M31025003 has a factor: 12367453272047136305209 (73.389 bits)
M4051517 has a factor: 11344473632037985407601 (73.264 bits)
M4057873 has a factor: 10831164263117687371361 (73.198 bits)
M31018147 has a factor: 10017504023150933608729 (73.085 bits)
M15194393 has a factor: 8644999853160379335271 (72.872 bits)
M13278721 has a factor: 8525646974725536397057 (72.852 bits)
M4032491 has a factor: 7131831162329673363401 (72.595 bits)
M4037707 has a factor: 6706119198459247037959 (72.506 bits)
M15150617 has a factor: 5391756749021890962497 (72.191 bits)
M4842599 has a factor: 4988327970345827801047 (72.079 bits)
M13278229 has a factor: 4319229175298565731191 (71.871 bits)
M4109953 has a factor: 3587151051479153574287 (71.603 bits)
M13276927 has a factor: 3477592012194134675881 (71.559 bits)
M4048969 has a factor: 3408167620289620445711 (71.529 bits)
M13278319 has a factor: 3278817458561321050321 (71.474 bits)
M13276891 has a factor: 2756204367613714716241 (71.223 bits)
M8906501 has a factor: 2407555489013698023313 (71.028 bits)
M17569897 has a factor: 2160813274657332661489 (70.872 bits)
M18819953 has a factor: 1820427968398896208399 (70.625 bits)
M10149563 has a factor: 1196656064668064178433 (70.019 bits)
M12639793 has a factor: 1054594011363085018537 (69.837 bits)
M4041601 has a factor: 1027722924335722803607 (69.800 bits)
M15729877 has a factor: 829427301668260451521 (69.491 bits)
M7681889 has a factor: 777108066474660806881 (69.397 bits)
M13278709 has a factor: 707627864687199752239 (69.262 bits)
M10149949 has a factor: 453275924681822373559 (68.619 bits)
M18819701 has a factor: 333733868440975318873 (68.177 bits)
M4842883 has a factor: 296282781376513723969 (68.006 bits)
M11429783 has a factor: 207610681050011187343 (67.492 bits)

For copy-paste to forum:

[M]M15143287[/M] has a 121.126-bit (37-digit) factor: [url=https://www.mersenne.ca/M15143287]2901875425192119152044877064649678783[/url] (P+1,B1=1000000,B2=1000000)
[M]M15161281[/M] has a 116.881-bit (36-digit) factor: [url=https://www.mersenne.ca/M15161281]153025295179591943999885763121751239[/url] (P+1,B1=1000000,B2=29000000)
[M]M5036351[/M] has a 108.900-bit (33-digit) factor: [url=https://www.mersenne.ca/M5036351]605526836380035031714415170812223[/url] (P+1,B1=2500000,B2=87500000)
[M]M5049887[/M] has a 103.915-bit (32-digit) factor: [url=https://www.mersenne.ca/M5049887]19126709460603416331718236103831[/url] (P+1,B1=2500000,B2=87500000)
[M]M5078081[/M] has a 102.627-bit (31-digit) factor: [url=https://www.mersenne.ca/M5078081]7832025287710898434882394510881[/url] (P+1,B1=2500000,B2=92500000)
[M]M15133051[/M] has a 101.496-bit (31-digit) factor: [url=https://www.mersenne.ca/M15133051]3574613548919726634028757144167[/url] (P+1,B1=1000000,B2=29000000)
[M]M15195757[/M] has a 99.383-bit (30-digit) factor: [url=https://www.mersenne.ca/M15195757]826749326482941061562347760839[/url] (P+1,B1=1000000,B2=29000000)
[M]M5035243[/M] has a 99.049-bit (30-digit) factor: [url=https://www.mersenne.ca/M5035243]655885712395061547088286101567[/url] (P+1,B1=2500000,B2=87500000)
[M]M15012967[/M] has a 98.917-bit (30-digit) factor: [url=https://www.mersenne.ca/M15012967]598339832956611399066208022921[/url] (P+1,B1=1000000,B2=31000000)
[M]M5024183[/M] has a 98.496-bit (30-digit) factor: [url=https://www.mersenne.ca/M5024183]447081225988486008511532197681[/url] (P+1,B1=2500000,B2=90000000)
[M]M4034971[/M] has a 94.848-bit (29-digit) factor: [url=https://www.mersenne.ca/M4034971]35646482986018490883974514241[/url] (P+1,B1=2500000,B2=172500000)
[M]M20005649[/M] has a 93.415-bit (29-digit) factor: [url=https://www.mersenne.ca/M20005649]13207874877329586761907842161[/url] (P+1,B1=1000000,B2=27000000)
[M]M15097987[/M] has a 93.045-bit (29-digit) factor: [url=https://www.mersenne.ca/M15097987]10218242319535941552291412393[/url] (P+1,B1=1000000,B2=28000000)
[M]M4068137[/M] has a 92.661-bit (28-digit) factor: [url=https://www.mersenne.ca/M4068137]7831367861176230626221942111[/url] (P+1,B1=2500000,B2=167500000)
[M]M2940781[/M] has a 92.510-bit (28-digit) factor: [url=https://www.mersenne.ca/M2940781]7051152259281336552100845313[/url] (P+1,B1=1000000,B2=100000000)
[M]M5018863[/M] has a 92.225-bit (28-digit) factor: [url=https://www.mersenne.ca/M5018863]5786082744723500245538354639[/url] (P+1,B1=2500000,B2=85000000)
[M]M31007479[/M] has a 91.593-bit (28-digit) factor: [url=https://www.mersenne.ca/M31007479]3734262408221572583094518599[/url] (P+1,B1=300000,B2=10800000)
[M]M5067709[/M] has a 91.260-bit (28-digit) factor: [url=https://www.mersenne.ca/M5067709]2965802955509759548207625057[/url] (P+1,B1=2500000,B2=90000000)
[M]M15112781[/M] has a 91.191-bit (28-digit) factor: [url=https://www.mersenne.ca/M15112781]2825733825204232190463981071[/url] (P+1,B1=1000000,B2=1000000)
[M]M5066239[/M] has a 90.666-bit (28-digit) factor: [url=https://www.mersenne.ca/M5066239]1964416473698880012731486921[/url] (P+1,B1=2500000,B2=90000000)
[M]M15153419[/M] has a 89.570-bit (27-digit) factor: [url=https://www.mersenne.ca/M15153419]918959785859034882328087367[/url] (P+1,B1=1000000,B2=1000000)
[M]M4006333[/M] has a 89.220-bit (27-digit) factor: [url=https://www.mersenne.ca/M4006333]720987230884185534870238439[/url] (P+1,B1=2500000,B2=2500000)
[M]M15196367[/M] has a 89.110-bit (27-digit) factor: [url=https://www.mersenne.ca/M15196367]668006416037195403138109999[/url] (P+1,B1=1000000,B2=29000000)
[M]M15137279[/M] has a 89.092-bit (27-digit) factor: [url=https://www.mersenne.ca/M15137279]659794471249368169562880601[/url] (P+1,B1=1000000,B2=1000000)
[M]M16499939[/M] has a 89.010-bit (27-digit) factor: [url=https://www.mersenne.ca/M16499939]623295955016005618178283607[/url] (P+1,B1=100000,B2=10000000)
[M]M4054709[/M] has a 88.629-bit (27-digit) factor: [url=https://www.mersenne.ca/M4054709]478718407748762581859434159[/url] (P+1,B1=2500000,B2=177500000)
[M]M15157393[/M] has a 87.884-bit (27-digit) factor: [url=https://www.mersenne.ca/M15157393]285518555188555854876700321[/url] (P+1,B1=1000000,B2=29000000)
[M]M5065607[/M] has a 87.230-bit (27-digit) factor: [url=https://www.mersenne.ca/M5065607]181526944964256635001043601[/url] (P+1,B1=2500000,B2=90000000)
[M]M29007941[/M] has a 86.491-bit (27-digit) factor: [url=https://www.mersenne.ca/M29007941]108725667407320827521760559[/url] (P+1,B1=1000000,B2=28000000)
[M]M15091247[/M] has a 86.158-bit (26-digit) factor: [url=https://www.mersenne.ca/M15091247]86355860897077153294012753[/url] (P+1,B1=1000000,B2=28000000)
[M]M31010867[/M] has a 85.241-bit (26-digit) factor: [url=https://www.mersenne.ca/M31010867]45719652393896068953086287[/url] (P+1,B1=300000,B2=10800000)
[M]M5622731[/M] has a 84.950-bit (26-digit) factor: [url=https://www.mersenne.ca/M5622731]37357678415331948140113583[/url] (P+1,B1=500000,B2=50000000)
[M]M20004713[/M] has a 84.821-bit (26-digit) factor: [url=https://www.mersenne.ca/M20004713]34179547974603656038886273[/url] (P+1,B1=1000000,B2=1000000)
[M]M4054627[/M] has a 84.743-bit (26-digit) factor: [url=https://www.mersenne.ca/M4054627]32380688619618533268477199[/url] (P+1,B1=2500000,B2=177500000)
[M]M5035747[/M] has a 84.530-bit (26-digit) factor: [url=https://www.mersenne.ca/M5035747]27937379269427811499976449[/url] (P+1,B1=2500000,B2=87500000)
[M]M15106661[/M] has a 84.525-bit (26-digit) factor: [url=https://www.mersenne.ca/M15106661]27824765115143068904387887[/url] (P+1,B1=1000000,B2=29000000)
[M]M4121699[/M] has a 84.052-bit (26-digit) factor: [url=https://www.mersenne.ca/M4121699]20048601199908464958280217[/url] (P+1,B1=2500000,B2=172500000)
[M]M15161737[/M] has a 84.037-bit (26-digit) factor: [url=https://www.mersenne.ca/M15161737]19840297433824860205863337[/url] (P+1,B1=1000000,B2=29000000)
[M]M15144469[/M] has a 83.985-bit (26-digit) factor: [url=https://www.mersenne.ca/M15144469]19141596703086016027583479[/url] (P+1,B1=1000000,B2=29000000)
[M]M4842923[/M] has a 83.668-bit (26-digit) factor: [url=https://www.mersenne.ca/M4842923]15371117823267478820386441[/url] (P+1,B1=500000,B2=50000000)
[M]M20009411[/M] has a 83.203-bit (26-digit) factor: [url=https://www.mersenne.ca/M20009411]11136425826277752007583647[/url] (P+1,B1=1000000,B2=28000000)
[M]M15100091[/M] has a 83.143-bit (26-digit) factor: [url=https://www.mersenne.ca/M15100091]10678025673406205308351681[/url] (P+1,B1=1000000,B2=29000000)
[M]M5073389[/M] has a 82.945-bit (25-digit) factor: [url=https://www.mersenne.ca/M5073389]9312690341947483358421569[/url] (P+1,B1=2500000,B2=87500000)
[M]M11879953[/M] has a 82.664-bit (25-digit) factor: [url=https://www.mersenne.ca/M11879953]7659864606536073052351873[/url] (P+1,B1=125000,B2=12500000)
[M]M15072823[/M] has a 81.959-bit (25-digit) factor: [url=https://www.mersenne.ca/M15072823]4699060851367776683017639[/url] (P+1,B1=1000000,B2=1000000)
[M]M30011593[/M] has a 81.885-bit (25-digit) factor: [url=https://www.mersenne.ca/M30011593]4465670091744727621684633[/url] (P+1,B1=500000,B2=12500000)
[M]M13276919[/M] has a 81.809-bit (25-digit) factor: [url=https://www.mersenne.ca/M13276919]4236883438272176896225999[/url] (P+1,B1=100000,B2=10000000)
[M]M15015967[/M] has a 81.755-bit (25-digit) factor: [url=https://www.mersenne.ca/M15015967]4080070838521920386678143[/url] (P+1,B1=1000000,B2=29000000)
[M]M15162509[/M] has a 81.630-bit (25-digit) factor: [url=https://www.mersenne.ca/M15162509]3742120810021360524814201[/url] (P+1,B1=1000000,B2=1000000)
[M]M5622593[/M] has a 81.626-bit (25-digit) factor: [url=https://www.mersenne.ca/M5622593]3731962988493345666239833[/url] (P+1,B1=500000,B2=500000)
[M]M4042673[/M] has a 81.314-bit (25-digit) factor: [url=https://www.mersenne.ca/M4042673]3005048132784026376180961[/url] (P+1,B1=500000,B2=50000000)
[M]M4006423[/M] has a 81.308-bit (25-digit) factor: [url=https://www.mersenne.ca/M4006423]2993775828088355588457143[/url] (P+1,B1=2500000,B2=2500000)
[M]M5037647[/M] has a 81.268-bit (25-digit) factor: [url=https://www.mersenne.ca/M5037647]2911775173919567876047289[/url] (P+1,B1=2500000,B2=90000000)
[M]M15054107[/M] has a 81.235-bit (25-digit) factor: [url=https://www.mersenne.ca/M15054107]2845545477839274663155449[/url] (P+1,B1=1000000,B2=29000000)
[M]M15108199[/M] has a 80.826-bit (25-digit) factor: [url=https://www.mersenne.ca/M15108199]2143680352422168443274337[/url] (P+1,B1=1000000,B2=29000000)
[M]M5022607[/M] has a 80.675-bit (25-digit) factor: [url=https://www.mersenne.ca/M5022607]1930601631810115754305447[/url] (P+1,B1=2500000,B2=90000000)
[M]M15053729[/M] has a 80.669-bit (25-digit) factor: [url=https://www.mersenne.ca/M15053729]1921876601335398300430087[/url] (P+1,B1=1000000,B2=29000000)
[M]M4086041[/M] has a 80.496-bit (25-digit) factor: [url=https://www.mersenne.ca/M4086041]1704754882169552635227119[/url] (P+1,B1=2500000,B2=182500000)
[M]M15049217[/M] has a 80.413-bit (25-digit) factor: [url=https://www.mersenne.ca/M15049217]1609255102428743048561207[/url] (P+1,B1=1000000,B2=1000000)
[M]M29033219[/M] has a 80.342-bit (25-digit) factor: [url=https://www.mersenne.ca/M29033219]1532635812211218423024817[/url] (P+1,B1=1000000,B2=26000000)
[M]M4104523[/M] has a 79.973-bit (25-digit) factor: [url=https://www.mersenne.ca/M4104523]1186495172195206571430553[/url] (P+1,B1=2500000,B2=182500000)
[M]M5076443[/M] has a 79.897-bit (25-digit) factor: [url=https://www.mersenne.ca/M5076443]1125591361976608814933567[/url] (P+1,B1=2500000,B2=2500000)
[M]M15197249[/M] has a 79.737-bit (25-digit) factor: [url=https://www.mersenne.ca/M15197249]1007759682457763813315041[/url] (P+1,B1=1000000,B2=1000000)
[M]M6021637[/M] has a 79.689-bit (24-digit) factor: [url=https://www.mersenne.ca/M6021637]974489083470784839236017[/url] (P+1,B1=500000,B2=50000000)
[M]M15139591[/M] has a 79.566-bit (24-digit) factor: [url=https://www.mersenne.ca/M15139591]895133127988042299852961[/url] (P+1,B1=1000000,B2=1000000)
[M]M5034919[/M] has a 79.336-bit (24-digit) factor: [url=https://www.mersenne.ca/M5034919]762771192468712046879569[/url] (P+1,B1=2500000,B2=92500000)
[M]M15090167[/M] has a 79.305-bit (24-digit) factor: [url=https://www.mersenne.ca/M15090167]746840215687265390805577[/url] (P+1,B1=1000000,B2=28000000)
[M]M8906663[/M] has a 79.267-bit (24-digit) factor: [url=https://www.mersenne.ca/M8906663]727394385683486938354207[/url] (P+1,B1=250000,B2=25000000)
[M]M5064557[/M] has a 79.247-bit (24-digit) factor: [url=https://www.mersenne.ca/M5064557]717407154049889773644623[/url] (P+1,B1=2500000,B2=2500000)
[M]M5078387[/M] has a 78.880-bit (24-digit) factor: [url=https://www.mersenne.ca/M5078387]556171707139293516508879[/url] (P+1,B1=2500000,B2=92500000)
[M]M15136279[/M] has a 78.699-bit (24-digit) factor: [url=https://www.mersenne.ca/M15136279]490781379119144007232183[/url] (P+1,B1=1000000,B2=29000000)
[M]M31029827[/M] has a 78.638-bit (24-digit) factor: [url=https://www.mersenne.ca/M31029827]470297443489971420074041[/url] (P+1,B1=300000,B2=12300000)
[M]M3892741[/M] has a 78.426-bit (24-digit) factor: [url=https://www.mersenne.ca/M3892741]405969562323884278542943[/url] (P+1,B1=1000000,B2=100000000)
[M]M15186331[/M] has a 78.252-bit (24-digit) factor: [url=https://www.mersenne.ca/M15186331]359902522457948060331607[/url] (P+1,B1=1000000,B2=29000000)
[M]M14209919[/M] has a 78.202-bit (24-digit) factor: [url=https://www.mersenne.ca/M14209919]347631923880552223479799[/url] (P+1,B1=100000,B2=10000000)
[M]M4030357[/M] has a 78.024-bit (24-digit) factor: [url=https://www.mersenne.ca/M4030357]307255907312376282607943[/url] (P+1,B1=2500000,B2=177500000)
[M]M15197759[/M] has a 77.696-bit (24-digit) factor: [url=https://www.mersenne.ca/M15197759]244723858827121565025097[/url] (P+1,B1=1000000,B2=29000000)
[M]M5026093[/M] has a 77.443-bit (24-digit) factor: [url=https://www.mersenne.ca/M5026093]205496478373183338673327[/url] (P+1,B1=2500000,B2=90000000)
[M]M5007881[/M] has a 77.437-bit (24-digit) factor: [url=https://www.mersenne.ca/M5007881]204601013221187093861783[/url] (P+1,B1=2500000,B2=2500000)
[M]M5043301[/M] has a 77.384-bit (24-digit) factor: [url=https://www.mersenne.ca/M5043301]197241356616677249202817[/url] (P+1,B1=2500000,B2=2500000)
[M]M29025527[/M] has a 77.348-bit (24-digit) factor: [url=https://www.mersenne.ca/M29025527]192285236166204430722383[/url] (P+1,B1=1000000,B2=1000000)
[M]M13278401[/M] has a 77.135-bit (24-digit) factor: [url=https://www.mersenne.ca/M13278401]165903990090261639461983[/url] (P+1,B1=100000,B2=10000000)
[M]M5622941[/M] has a 77.033-bit (24-digit) factor: [url=https://www.mersenne.ca/M5622941]154626296739541041466193[/url] (P+1,B1=1000000,B2=1000000)
[M]M4842923[/M] has a 77.032-bit (24-digit) factor: [url=https://www.mersenne.ca/M4842923]154509699534599694846049[/url] (P+1,B1=500000,B2=50000000)
[M]M31054391[/M] has a 76.877-bit (24-digit) factor: [url=https://www.mersenne.ca/M31054391]138780880319602725872119[/url] (P+1,B1=300000,B2=7200000)
[M]M15004267[/M] has a 76.784-bit (24-digit) factor: [url=https://www.mersenne.ca/M15004267]130083030906700403438953[/url] (P+1,B1=1000000,B2=29000000)
[M]M29012587[/M] has a 76.432-bit (24-digit) factor: [url=https://www.mersenne.ca/M29012587]101944534498294058356631[/url] (P+1,B1=1000000,B2=26000000)
[M]M15105869[/M] has a 76.273-bit (23-digit) factor: [url=https://www.mersenne.ca/M15105869]91307695363934649517961[/url] (P+1,B1=1000000,B2=29000000)
[M]M4021001[/M] has a 76.183-bit (23-digit) factor: [url=https://www.mersenne.ca/M4021001]85759933205284860056473[/url] (P+1,B1=2500000,B2=172500000)
[M]M11629741[/M] has a 75.866-bit (23-digit) factor: [url=https://www.mersenne.ca/M11629741]68871299229239458302847[/url] (P+1,B1=125000,B2=125000)
[M]M5797607[/M] has a 75.771-bit (23-digit) factor: [url=https://www.mersenne.ca/M5797607]64475621489386514521313[/url] (P+1,B1=500000,B2=50000000)
[M]M5051987[/M] has a 75.767-bit (23-digit) factor: [url=https://www.mersenne.ca/M5051987]64285178666161124178847[/url] (P+1,B1=2500000,B2=92500000)
[M]M31024991[/M] has a 75.731-bit (23-digit) factor: [url=https://www.mersenne.ca/M31024991]62705258306328564713249[/url] (P+1,B1=300000,B2=10800000)
[M]M29027293[/M] has a 75.142-bit (23-digit) factor: [url=https://www.mersenne.ca/M29027293]41700291740011539369503[/url] (P+1,B1=1000000,B2=28000000)
[M]M29026961[/M] has a 75.125-bit (23-digit) factor: [url=https://www.mersenne.ca/M29026961]41211752343892659661871[/url] (P+1,B1=1000000,B2=28000000)
[M]M31028317[/M] has a 75.079-bit (23-digit) factor: [url=https://www.mersenne.ca/M31028317]39892990219914408179311[/url] (P+1,B1=300000,B2=12300000)
[M]M5041703[/M] has a 75.061-bit (23-digit) factor: [url=https://www.mersenne.ca/M5041703]39423302070469013114809[/url] (P+1,B1=2500000,B2=92500000)
[M]M15051823[/M] has a 74.988-bit (23-digit) factor: [url=https://www.mersenne.ca/M15051823]37463670995629700718961[/url] (P+1,B1=1000000,B2=31000000)
[M]M3892841[/M] has a 74.974-bit (23-digit) factor: [url=https://www.mersenne.ca/M3892841]37107976694247477085399[/url] (P+1,B1=1000000,B2=100000000)
[M]M13268561[/M] has a 74.950-bit (23-digit) factor: [url=https://www.mersenne.ca/M13268561]36495610881070922144281[/url] (P+1,B1=200000,B2=7600000)
[M]M15181183[/M] has a 74.905-bit (23-digit) factor: [url=https://www.mersenne.ca/M15181183]35359514656083197310721[/url] (P+1,B1=1000000,B2=29000000)
[M]M15034949[/M] has a 74.883-bit (23-digit) factor: [url=https://www.mersenne.ca/M15034949]34826983329049444111199[/url] (P+1,B1=1000000,B2=29000000)
[M]M5049689[/M] has a 74.836-bit (23-digit) factor: [url=https://www.mersenne.ca/M5049689]33711381424688814011017[/url] (P+1,B1=2500000,B2=87500000)
[M]M15004859[/M] has a 74.704-bit (23-digit) factor: [url=https://www.mersenne.ca/M15004859]30773718523988797435591[/url] (P+1,B1=1000000,B2=28000000)
[M]M5055133[/M] has a 74.398-bit (23-digit) factor: [url=https://www.mersenne.ca/M5055133]24881947332582829814359[/url] (P+1,B1=2500000,B2=92500000)
[M]M15182693[/M] has a 73.848-bit (23-digit) factor: [url=https://www.mersenne.ca/M15182693]16998816748080261181793[/url] (P+1,B1=1000000,B2=1000000)
[M]M15130903[/M] has a 73.810-bit (23-digit) factor: [url=https://www.mersenne.ca/M15130903]16558797550652971364833[/url] (P+1,B1=1000000,B2=29000000)
[M]M15168107[/M] has a 73.637-bit (23-digit) factor: [url=https://www.mersenne.ca/M15168107]14691445097250041041321[/url] (P+1,B1=1000000,B2=28000000)
[M]M31062257[/M] has a 73.608-bit (23-digit) factor: [url=https://www.mersenne.ca/M31062257]14399060770921547807903[/url] (P+1,B1=300000,B2=6300000)
[M]M15152857[/M] has a 73.552-bit (23-digit) factor: [url=https://www.mersenne.ca/M15152857]13847563931264899516297[/url] (P+1,B1=1000000,B2=29000000)
[M]M5622943[/M] has a 73.396-bit (23-digit) factor: [url=https://www.mersenne.ca/M5622943]12424794358706250443911[/url] (P+1,B1=500000,B2=50000000)
[M]M31025003[/M] has a 73.389-bit (23-digit) factor: [url=https://www.mersenne.ca/M31025003]12367453272047136305209[/url] (P+1,B1=300000,B2=10800000)
[M]M4051517[/M] has a 73.264-bit (23-digit) factor: [url=https://www.mersenne.ca/M4051517]11344473632037985407601[/url] (P+1,B1=2500000,B2=177500000)
[M]M4057873[/M] has a 73.198-bit (23-digit) factor: [url=https://www.mersenne.ca/M4057873]10831164263117687371361[/url] (P+1,B1=2500000,B2=170000000)
[M]M31018147[/M] has a 73.085-bit (23-digit) factor: [url=https://www.mersenne.ca/M31018147]10017504023150933608729[/url] (P+1,B1=300000,B2=12300000)
[M]M15194393[/M] has a 72.872-bit (22-digit) factor: [url=https://www.mersenne.ca/M15194393]8644999853160379335271[/url] (P+1,B1=1000000,B2=29000000)
[M]M13278721[/M] has a 72.852-bit (22-digit) factor: [url=https://www.mersenne.ca/M13278721]8525646974725536397057[/url] (P+1,B1=100000,B2=100000)
[M]M4032491[/M] has a 72.595-bit (22-digit) factor: [url=https://www.mersenne.ca/M4032491]7131831162329673363401[/url] (P+1,B1=2500000,B2=172500000)
[M]M4037707[/M] has a 72.506-bit (22-digit) factor: [url=https://www.mersenne.ca/M4037707]6706119198459247037959[/url] (P+1,B1=2500000,B2=167500000)
[M]M15150617[/M] has a 72.191-bit (22-digit) factor: [url=https://www.mersenne.ca/M15150617]5391756749021890962497[/url] (P+1,B1=1000000,B2=29000000)
[M]M4842599[/M] has a 72.079-bit (22-digit) factor: [url=https://www.mersenne.ca/M4842599]4988327970345827801047[/url] (P+1,B1=500000,B2=50000000)
[M]M13278229[/M] has a 71.871-bit (22-digit) factor: [url=https://www.mersenne.ca/M13278229]4319229175298565731191[/url] (P+1,B1=100000,B2=100000)
[M]M4109953[/M] has a 71.603-bit (22-digit) factor: [url=https://www.mersenne.ca/M4109953]3587151051479153574287[/url] (P+1,B1=2500000,B2=167500000)
[M]M13276927[/M] has a 71.559-bit (22-digit) factor: [url=https://www.mersenne.ca/M13276927]3477592012194134675881[/url] (P+1,B1=100000,B2=10000000)
[M]M4048969[/M] has a 71.529-bit (22-digit) factor: [url=https://www.mersenne.ca/M4048969]3408167620289620445711[/url] (P+1,B1=2500000,B2=2500000)
[M]M13278319[/M] has a 71.474-bit (22-digit) factor: [url=https://www.mersenne.ca/M13278319]3278817458561321050321[/url] (P+1,B1=100000,B2=10000000)
[M]M13276891[/M] has a 71.223-bit (22-digit) factor: [url=https://www.mersenne.ca/M13276891]2756204367613714716241[/url] (P+1,B1=200000,B2=200000)
[M]M8906501[/M] has a 71.028-bit (22-digit) factor: [url=https://www.mersenne.ca/M8906501]2407555489013698023313[/url] (P+1,B1=250000,B2=25000000)
[M]M17569897[/M] has a 70.872-bit (22-digit) factor: [url=https://www.mersenne.ca/M17569897]2160813274657332661489[/url] (P+1,B1=100000,B2=10000000)
[M]M18819953[/M] has a 70.625-bit (22-digit) factor: [url=https://www.mersenne.ca/M18819953]1820427968398896208399[/url] (P+1,B1=100000,B2=10000000)
[M]M10149563[/M] has a 70.019-bit (22-digit) factor: [url=https://www.mersenne.ca/M10149563]1196656064668064178433[/url] (P+1,B1=250000,B2=25000000)
[M]M12639793[/M] has a 69.837-bit (22-digit) factor: [url=https://www.mersenne.ca/M12639793]1054594011363085018537[/url] (P+1,B1=100000,B2=10000000)
[M]M4041601[/M] has a 69.800-bit (22-digit) factor: [url=https://www.mersenne.ca/M4041601]1027722924335722803607[/url] (P+1,B1=500000,B2=50000000)
[M]M15729877[/M] has a 69.491-bit (21-digit) factor: [url=https://www.mersenne.ca/M15729877]829427301668260451521[/url] (P+1,B1=100000,B2=100000)
[M]M7681889[/M] has a 69.397-bit (21-digit) factor: [url=https://www.mersenne.ca/M7681889]777108066474660806881[/url] (P+1,B1=500000,B2=500000)
[M]M13278709[/M] has a 69.262-bit (21-digit) factor: [url=https://www.mersenne.ca/M13278709]707627864687199752239[/url] (P+1,B1=100000,B2=10000000)
[M]M10149949[/M] has a 68.619-bit (21-digit) factor: [url=https://www.mersenne.ca/M10149949]453275924681822373559[/url] (P+1,B1=250000,B2=250000)
[M]M18819701[/M] has a 68.177-bit (21-digit) factor: [url=https://www.mersenne.ca/M18819701]333733868440975318873[/url] (P+1,B1=100000,B2=10000000)
[M]M4842883[/M] has a 68.006-bit (21-digit) factor: [url=https://www.mersenne.ca/M4842883]296282781376513723969[/url] (P+1,B1=500000,B2=50000000)
[M]M11429783[/M] has a 67.492-bit (21-digit) factor: [url=https://www.mersenne.ca/M11429783]207610681050011187343[/url] (P+1,B1=125000,B2=12500000)

0M	<	10¹⁰	All tracked exponents
0M	<	2³²	GPU TF range
0M	<	1000M	PrimeNet range
0M	<	193M	low-PrimeNet, low-res
0M	<	385M	low-PrimeNet, high-res
50M	<	146M	PrimeNet wavefront

Biggest factors for ATH	nfs	ecm	p-1	p+1	any
Biggest factors (all users)	nfs	ecm	p-1	p+1	any
Recent factors (all users)	nfs	ecm	p-1	p+1	any
Search by user	nfs	ecm	p-1	p+1	any

Top P+1 factors of Mersenne numbers

Top P+1 factors of all time for ATH

#	User	Exponent	Factor	Digits	Bits ↓ *	Date
1	ATH	15143287	2901875425192119152044877064649678783	37	121.126	2022-11-02
2	ATH	15161281	153025295179591943999885763121751239	36	116.881	2023-02-06
3	ATH	5036351	605526836380035031714415170812223	33	108.900	2021-10-28
4	ATH	5049887	19126709460603416331718236103831	32	103.915	2021-10-31
5	ATH	5078081	7832025287710898434882394510881	31	102.627	2021-11-06
6	ATH	15133051	3574613548919726634028757144167	31	101.496	2022-10-12
7	ATH	15195757	826749326482941061562347760839	30	99.383	2023-04-17
8	ATH	5035243	655885712395061547088286101567	30	99.049	2021-10-27
9	ATH	15012967	598339832956611399066208022921	30	98.917	2022-04-07
10	ATH	5024183	447081225988486008511532197681	30	98.496	2021-10-19
11	ATH	4034971	35646482986018490883974514241	29	94.848	2021-06-13
12	ATH	20005649	13207874877329586761907842161	29	93.415	2022-01-17
13	ATH	15097987	10218242319535941552291412393	29	93.045	2022-08-24
14	ATH	4068137	7831367861176230626221942111	28	92.661	2021-08-14
15	ATH	2940781	7051152259281336552100845313	28	92.510	2021-07-18
16	ATH	5018863	5786082744723500245538354639	28	92.225	2021-10-16
17	ATH	31007479	3734262408221572583094518599	28	91.593	2021-09-05
18	ATH	5067709	2965802955509759548207625057	28	91.260	2021-11-10
19	ATH	15112781	2825733825204232190463981071	28	91.191	2022-09-03
20	ATH	5066239	1964416473698880012731486921	28	90.666	2021-11-08
21	ATH	15153419	918959785859034882328087367	27	89.570	2022-11-22
22	ATH	4006333	720987230884185534870238439	27	89.220	2021-05-25
23	ATH	15196367	668006416037195403138109999	27	89.110	2023-04-19
24	ATH	15137279	659794471249368169562880601	27	89.092	2022-10-21
25	ATH	16499939	623295955016005618178283607	27	89.010	2021-08-09
26	ATH	4054709	478718407748762581859434159	27	88.629	2021-06-23
27	ATH	15157393	285518555188555854876700321	27	87.884	2022-11-29
28	ATH	5065607	181526944964256635001043601	27	87.230	2021-11-06
29	ATH	29007941	108725667407320827521760559	27	86.491	2021-11-20
30	ATH	15091247	86355860897077153294012753	26	86.158	2022-08-11
31	ATH	31010867	45719652393896068953086287	26	85.241	2021-09-12
32	ATH	5622731	37357678415331948140113583	26	84.950	2021-07-21
33	ATH	20004713	34179547974603656038886273	26	84.821	2022-01-14
34	ATH	4054627	32380688619618533268477199	26	84.743	2021-06-22
35	ATH	5035747	27937379269427811499976449	26	84.530	2021-10-27
36	ATH	15106661	27824765115143068904387887	26	84.525	2022-02-23
37	ATH	4121699	20048601199908464958280217	26	84.052	2021-08-25
38	ATH	15161737	19840297433824860205863337	26	84.037	2023-02-07
39	ATH	15144469	19141596703086016027583479	26	83.985	2022-11-05
40	ATH	4842923	15371117823267478820386441	26	83.668	2021-07-20
41	ATH	20009411	11136425826277752007583647	26	83.203	2022-01-25
42	ATH	15100091	10678025673406205308351681	26	83.143	2022-02-13
43	ATH	5073389	9312690341947483358421569	25	82.945	2021-11-06
44	ATH	11879953	7659864606536073052351873	25	82.664	2021-08-08
45	ATH	15072823	4699060851367776683017639	25	81.959	2022-07-05
46	ATH	30011593	4465670091744727621684633	25	81.885	2021-10-09
47	ATH	13276919	4236883438272176896225999	25	81.809	2021-08-19
48	ATH	15015967	4080070838521920386678143	25	81.755	2022-03-03
49	ATH	15162509	3742120810021360524814201	25	81.630	2023-02-09
50	ATH	5622593	3731962988493345666239833	25	81.626	2021-07-20
51	ATH	4042673	3005048132784026376180961	25	81.314	2021-08-05
52	ATH	4006423	2993775828088355588457143	25	81.308	2021-05-25
53	ATH	5037647	2911775173919567876047289	25	81.268	2021-10-28
54	ATH	15054107	2845545477839274663155449	25	81.235	2022-05-27
55	ATH	15108199	2143680352422168443274337	25	80.826	2022-02-26
56	ATH	5022607	1930601631810115754305447	25	80.675	2021-10-18
57	ATH	15053729	1921876601335398300430087	25	80.669	2022-05-26
58	ATH	4086041	1704754882169552635227119	25	80.496	2021-08-16
59	ATH	15049217	1609255102428743048561207	25	80.413	2022-04-11
60	ATH	29033219	1532635812211218423024817	25	80.342	2021-12-30
61	ATH	4104523	1186495172195206571430553	25	79.973	2021-08-23
62	ATH	5076443	1125591361976608814933567	25	79.897	2021-11-04
63	ATH	15197249	1007759682457763813315041	25	79.737	2023-04-20
64	ATH	6021637	974489083470784839236017	24	79.689	2021-07-22
65	ATH	15139591	895133127988042299852961	24	79.566	2022-10-26
66	ATH	5034919	762771192468712046879569	24	79.336	2021-10-26
67	ATH	15090167	746840215687265390805577	24	79.305	2022-08-09
68	ATH	8906663	727394385683486938354207	24	79.267	2021-07-29
69	ATH	5064557	717407154049889773644623	24	79.247	2021-11-05
70	ATH	5078387	556171707139293516508879	24	78.880	2021-11-06
71	ATH	15136279	490781379119144007232183	24	78.699	2022-10-18
72	ATH	31029827	470297443489971420074041	24	78.638	2021-09-23
73	ATH	3892741	405969562323884278542943	24	78.426	2021-07-19
74	ATH	15186331	359902522457948060331607	24	78.252	2023-03-30
75	ATH	14209919	347631923880552223479799	24	78.202	2021-08-08
76	ATH	4030357	307255907312376282607943	24	78.024	2021-06-09
77	ATH	15197759	244723858827121565025097	24	77.696	2023-04-21
78	ATH	5026093	205496478373183338673327	24	77.443	2021-10-20
79	ATH	5007881	204601013221187093861783	24	77.437	2021-10-17
80	ATH	5043301	197241356616677249202817	24	77.384	2021-10-25
81	ATH	29025527	192285236166204430722383	24	77.348	2021-12-09
82	ATH	13278401	165903990090261639461983	24	77.135	2021-08-18
83	ATH	5622941	154626296739541041466193	24	77.033	2021-07-22
84	ATH	4842923	154509699534599694846049	24	77.032	2021-07-20
85	ATH	31054391	138780880319602725872119	24	76.877	2021-10-03
86	ATH	15004267	130083030906700403438953	24	76.784	2022-02-03
87	ATH	29012587	101944534498294058356631	24	76.432	2021-11-24
88	ATH	15105869	91307695363934649517961	23	76.273	2022-02-22
89	ATH	4021001	85759933205284860056473	23	76.183	2021-06-06
90	ATH	11629741	68871299229239458302847	23	75.866	2021-08-05
91	ATH	5797607	64475621489386514521313	23	75.771	2021-07-21
92	ATH	5051987	64285178666161124178847	23	75.767	2021-11-01
93	ATH	31024991	62705258306328564713249	23	75.731	2021-09-23
94	ATH	29027293	41700291740011539369503	23	75.142	2021-12-12
95	ATH	29026961	41211752343892659661871	23	75.125	2021-12-12
96	ATH	31028317	39892990219914408179311	23	75.079	2021-09-21
97	ATH	5041703	39423302070469013114809	23	75.061	2021-10-24
98	ATH	15051823	37463670995629700718961	23	74.988	2022-04-14
99	ATH	3892841	37107976694247477085399	23	74.974	2021-07-20
100	ATH	13268561	36495610881070922144281	23	74.950	2021-08-23
101	ATH	15181183	35359514656083197310721	23	74.905	2023-03-19
102	ATH	15034949	34826983329049444111199	23	74.883	2022-04-06
103	ATH	5049689	33711381424688814011017	23	74.836	2021-10-30
104	ATH	15004859	30773718523988797435591	23	74.704	2022-02-04
105	ATH	5055133	24881947332582829814359	23	74.398	2021-10-30
106	ATH	15182693	16998816748080261181793	23	73.848	2023-03-23
107	ATH	15130903	16558797550652971364833	23	73.810	2022-10-08
108	ATH	15168107	14691445097250041041321	23	73.637	2023-02-20
109	ATH	31062257	14399060770921547807903	23	73.608	2021-10-03
110	ATH	15152857	13847563931264899516297	23	73.552	2022-11-22
111	ATH	5622943	12424794358706250443911	23	73.396	2021-07-22
112	ATH	31025003	12367453272047136305209	23	73.389	2021-09-23
113	ATH	4051517	11344473632037985407601	23	73.264	2021-06-24
114	ATH	4057873	10831164263117687371361	23	73.198	2021-06-29
115	ATH	31018147	10017504023150933608729	23	73.085	2021-09-11
116	ATH	15194393	8644999853160379335271	22	72.872	2023-04-14
117	ATH	13278721	8525646974725536397057	22	72.852	2021-08-18
118	ATH	4032491	7131831162329673363401	22	72.595	2021-06-14
119	ATH	4037707	6706119198459247037959	22	72.506	2021-06-20
120	ATH	15150617	5391756749021890962497	22	72.191	2022-11-17
121	ATH	4842599	4988327970345827801047	22	72.079	2021-07-19
122	ATH	13278229	4319229175298565731191	22	71.871	2021-08-17
123	ATH	4109953	3587151051479153574287	22	71.603	2021-09-04
124	ATH	13276927	3477592012194134675881	22	71.559	2021-08-19
125	ATH	4048969	3408167620289620445711	22	71.529	2021-06-16
126	ATH	13278319	3278817458561321050321	22	71.474	2021-08-18
127	ATH	13276891	2756204367613714716241	22	71.223	2021-08-19
128	ATH	8906501	2407555489013698023313	22	71.028	2021-07-28
129	ATH	17569897	2160813274657332661489	22	70.872	2021-08-11
130	ATH	18819953	1820427968398896208399	22	70.625	2021-08-12
131	ATH	10149563	1196656064668064178433	22	70.019	2021-08-01
132	ATH	12639793	1054594011363085018537	22	69.837	2021-08-07
133	ATH	4041601	1027722924335722803607	22	69.800	2021-08-04
134	ATH	15729877	829427301668260451521	21	69.491	2021-08-10
135	ATH	7681889	777108066474660806881	21	69.397	2021-07-26
136	ATH	13278709	707627864687199752239	21	69.262	2021-08-18
137	ATH	10149949	453275924681822373559	21	68.619	2021-08-01
138	ATH	18819701	333733868440975318873	21	68.177	2021-08-12
139	ATH	4842883	296282781376513723969	21	68.006	2021-07-20
140	ATH	11429783	207610681050011187343	21	67.492	2021-08-04