Mersenne top factors

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M79277701 has a factor: 11983196920155043077985068323768578567 (123.172 bits)
M79184201 has a factor: 990046141121715480304484953417 (99.643 bits)
M80177459 has a factor: 189361134826683638348250843407 (97.257 bits)
M80109973 has a factor: 79906103617589023590383713823 (96.012 bits)
M80111753 has a factor: 39045754575002774603057626033 (94.979 bits)
M79711649 has a factor: 29747681929894368511904393377 (94.587 bits)
M80003449 has a factor: 28953343066781297237908992977 (94.548 bits)
M79180943 has a factor: 10116936635839790288673870479 (93.031 bits)
M79716887 has a factor: 8966037025851189856854429943 (92.857 bits)
M79150579 has a factor: 7925727137166144710511017327 (92.679 bits)
M79786981 has a factor: 6489138247858372816897728719 (92.390 bits)
M81061307 has a factor: 4263204423502131635494605913 (91.784 bits)
M78844859 has a factor: 3278923811063875627778636737 (91.405 bits)
M79903183 has a factor: 2908013842945710178038509737 (91.232 bits)
M79180313 has a factor: 2406856039302769677941241199 (90.959 bits)
M79276609 has a factor: 2223865232381588291284141511 (90.845 bits)
M79281571 has a factor: 1991986411497990652592227969 (90.686 bits)
M79184201 has a factor: 1147823415487389119162723063 (89.891 bits)
M79277593 has a factor: 509089551146378045075353057 (88.718 bits)
M78925001 has a factor: 184545899148647752557023321 (87.254 bits)
M80247889 has a factor: 162002653962384540822262639 (87.066 bits)
M79330357 has a factor: 161348797376872633354558159 (87.060 bits)
M79275479 has a factor: 153370620288905941188958601 (86.987 bits)
M79598459 has a factor: 151506483412864245895506463 (86.970 bits)
M79599161 has a factor: 72014090490358342537731497 (85.896 bits)
M80110369 has a factor: 40442565870201155340613009 (85.064 bits)
M79605817 has a factor: 33524474666784548935115857 (84.793 bits)
M78889009 has a factor: 28572907169056385264375249 (84.563 bits)
M79329449 has a factor: 20291373544417677915738977 (84.069 bits)
M79327783 has a factor: 11108224764934834633597889 (83.200 bits)
M79599053 has a factor: 9302263636145715424890527 (82.944 bits)
M79861531 has a factor: 8286415567565287066275769 (82.777 bits)
M79571213 has a factor: 7566337388069305927137703 (82.646 bits)
M79716727 has a factor: 4670527522731168092657711 (81.950 bits)
M79275281 has a factor: 1645114570590814190794391 (80.444 bits)
M80109047 has a factor: 1365304264396772310332977 (80.175 bits)
M80318257 has a factor: 1298202158470439297636879 (80.103 bits)
M78909979 has a factor: 759544803182107359835177 (79.329 bits)
M80452817 has a factor: 757069064430856257960151 (79.325 bits)
M80262803 has a factor: 706268786295284686917617 (79.225 bits)
M78958483 has a factor: 681378216736541056394153 (79.173 bits)
M75517867 has a factor: 678448572702115694225711 (79.167 bits)
M80036771 has a factor: 630693728837463118767497 (79.061 bits)
M80369501 has a factor: 504764246382457740113849 (78.740 bits)
M80864851 has a factor: 274240866599823048401551 (77.860 bits)
M80414639 has a factor: 268994467461837328399879 (77.832 bits)
M80110013 has a factor: 240963735432738852506801 (77.673 bits)
M75374773 has a factor: 233101281164895093529543 (77.625 bits)
M80108939 has a factor: 220831256337811090548737 (77.547 bits)
M79141177 has a factor: 185382956518849055589241 (77.295 bits)
M78673519 has a factor: 184090473305919408950287 (77.285 bits)
M79598567 has a factor: 163472351243834805043561 (77.113 bits)
M80375489 has a factor: 149184171184406668707799 (76.981 bits)
M79911529 has a factor: 138197615523565447250039 (76.871 bits)
M80369621 has a factor: 132727836061667962303897 (76.813 bits)
M80546071 has a factor: 114353373778850511955687 (76.598 bits)
M79327783 has a factor: 98819497128423650079503 (76.387 bits)
M80187743 has a factor: 94851457169185556097919 (76.328 bits)
M79614299 has a factor: 91829164948328134126087 (76.281 bits)
M79596679 has a factor: 80790835276637212706977 (76.097 bits)
M79569961 has a factor: 80606911649972518116529 (76.093 bits)
M79567289 has a factor: 79720793120749404138127 (76.077 bits)
M79308557 has a factor: 68842719372403967739631 (75.866 bits)
M80041057 has a factor: 67150473033361673174783 (75.830 bits)
M79141207 has a factor: 64651166680653350371111 (75.775 bits)
M79785917 has a factor: 57986305291973783824529 (75.618 bits)
M80863897 has a factor: 41642794303165063188857 (75.140 bits)

For copy-paste to forum:

[M]M79277701[/M] has a 123.172-bit (38-digit) factor: [url=https://www.mersenne.ca/M79277701]11983196920155043077985068323768578567[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79184201[/M] has a 99.643-bit (30-digit) factor: [url=https://www.mersenne.ca/M79184201]990046141121715480304484953417[/url] (P-1,B1=665000,B2=13466250,E=12)
[M]M80177459[/M] has a 97.257-bit (30-digit) factor: [url=https://www.mersenne.ca/M80177459]189361134826683638348250843407[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M80109973[/M] has a 96.012-bit (29-digit) factor: [url=https://www.mersenne.ca/M80109973]79906103617589023590383713823[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M80111753[/M] has a 94.979-bit (29-digit) factor: [url=https://www.mersenne.ca/M80111753]39045754575002774603057626033[/url] (P-1,B1=675000,B2=675000)
[M]M79711649[/M] has a 94.587-bit (29-digit) factor: [url=https://www.mersenne.ca/M79711649]29747681929894368511904393377[/url] (P-1,B1=675000,B2=675000)
[M]M80003449[/M] has a 94.548-bit (29-digit) factor: [url=https://www.mersenne.ca/M80003449]28953343066781297237908992977[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M79180943[/M] has a 93.031-bit (29-digit) factor: [url=https://www.mersenne.ca/M79180943]10116936635839790288673870479[/url] (P-1,B1=665000,B2=13466250,E=12)
[M]M79716887[/M] has a 92.857-bit (28-digit) factor: [url=https://www.mersenne.ca/M79716887]8966037025851189856854429943[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M79150579[/M] has a 92.679-bit (28-digit) factor: [url=https://www.mersenne.ca/M79150579]7925727137166144710511017327[/url] (P-1,B1=665000,B2=665000)
[M]M79786981[/M] has a 92.390-bit (28-digit) factor: [url=https://www.mersenne.ca/M79786981]6489138247858372816897728719[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M81061307[/M] has a 91.784-bit (28-digit) factor: [url=https://www.mersenne.ca/M81061307]4263204423502131635494605913[/url] (P-1,B1=690000,B2=690000)
[M]M78844859[/M] has a 91.405-bit (28-digit) factor: [url=https://www.mersenne.ca/M78844859]3278923811063875627778636737[/url] (P-1,B1=665000,B2=13300000,E=12)
[M]M79903183[/M] has a 91.232-bit (28-digit) factor: [url=https://www.mersenne.ca/M79903183]2908013842945710178038509737[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M79180313[/M] has a 90.959-bit (28-digit) factor: [url=https://www.mersenne.ca/M79180313]2406856039302769677941241199[/url] (P-1,B1=665000,B2=665000)
[M]M79276609[/M] has a 90.845-bit (28-digit) factor: [url=https://www.mersenne.ca/M79276609]2223865232381588291284141511[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79281571[/M] has a 90.686-bit (28-digit) factor: [url=https://www.mersenne.ca/M79281571]1991986411497990652592227969[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79184201[/M] has a 89.891-bit (28-digit) factor: [url=https://www.mersenne.ca/M79184201]1147823415487389119162723063[/url] (P-1,B1=665000,B2=13466250,E=12)
[M]M79277593[/M] has a 88.718-bit (27-digit) factor: [url=https://www.mersenne.ca/M79277593]509089551146378045075353057[/url] (P-1,B1=670000,B2=670000)
[M]M78925001[/M] has a 87.254-bit (27-digit) factor: [url=https://www.mersenne.ca/M78925001]184545899148647752557023321[/url] (P-1,B1=665000,B2=13300000,E=12)
[M]M80247889[/M] has a 87.066-bit (27-digit) factor: [url=https://www.mersenne.ca/M80247889]162002653962384540822262639[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M79330357[/M] has a 87.060-bit (27-digit) factor: [url=https://www.mersenne.ca/M79330357]161348797376872633354558159[/url] (P-1,B1=670000,B2=670000)
[M]M79275479[/M] has a 86.987-bit (27-digit) factor: [url=https://www.mersenne.ca/M79275479]153370620288905941188958601[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79598459[/M] has a 86.970-bit (27-digit) factor: [url=https://www.mersenne.ca/M79598459]151506483412864245895506463[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79599161[/M] has a 85.896-bit (26-digit) factor: [url=https://www.mersenne.ca/M79599161]72014090490358342537731497[/url] (P-1,B1=670000,B2=670000)
[M]M80110369[/M] has a 85.064-bit (26-digit) factor: [url=https://www.mersenne.ca/M80110369]40442565870201155340613009[/url] (P-1,B1=675000,B2=675000)
[M]M79605817[/M] has a 84.793-bit (26-digit) factor: [url=https://www.mersenne.ca/M79605817]33524474666784548935115857[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M78889009[/M] has a 84.563-bit (26-digit) factor: [url=https://www.mersenne.ca/M78889009]28572907169056385264375249[/url] (P-1,B1=665000,B2=13300000,E=12)
[M]M79329449[/M] has a 84.069-bit (26-digit) factor: [url=https://www.mersenne.ca/M79329449]20291373544417677915738977[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79327783[/M] has a 83.200-bit (26-digit) factor: [url=https://www.mersenne.ca/M79327783]11108224764934834633597889[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79599053[/M] has a 82.944-bit (25-digit) factor: [url=https://www.mersenne.ca/M79599053]9302263636145715424890527[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79861531[/M] has a 82.777-bit (25-digit) factor: [url=https://www.mersenne.ca/M79861531]8286415567565287066275769[/url] (P-1,B1=675000,B2=675000)
[M]M79571213[/M] has a 82.646-bit (25-digit) factor: [url=https://www.mersenne.ca/M79571213]7566337388069305927137703[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79716727[/M] has a 81.950-bit (25-digit) factor: [url=https://www.mersenne.ca/M79716727]4670527522731168092657711[/url] (P-1,B1=675000,B2=675000)
[M]M79275281[/M] has a 80.444-bit (25-digit) factor: [url=https://www.mersenne.ca/M79275281]1645114570590814190794391[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M80109047[/M] has a 80.175-bit (25-digit) factor: [url=https://www.mersenne.ca/M80109047]1365304264396772310332977[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M80318257[/M] has a 80.103-bit (25-digit) factor: [url=https://www.mersenne.ca/M80318257]1298202158470439297636879[/url] (P-1,B1=680000,B2=680000)
[M]M78909979[/M] has a 79.329-bit (24-digit) factor: [url=https://www.mersenne.ca/M78909979]759544803182107359835177[/url] (P-1,B1=665000,B2=13300000,E=12)
[M]M80452817[/M] has a 79.325-bit (24-digit) factor: [url=https://www.mersenne.ca/M80452817]757069064430856257960151[/url] (P-1,B1=680000,B2=13770000,E=12)
[M]M80262803[/M] has a 79.225-bit (24-digit) factor: [url=https://www.mersenne.ca/M80262803]706268786295284686917617[/url] (P-1,B1=680000,B2=13600000,E=12)
[M]M78958483[/M] has a 79.173-bit (24-digit) factor: [url=https://www.mersenne.ca/M78958483]681378216736541056394153[/url] (P-1,B1=790000,B2=790000)
[M]M75517867[/M] has a 79.167-bit (24-digit) factor: [url=https://www.mersenne.ca/M75517867]678448572702115694225711[/url] (P-1,B1=630000,B2=630000)
[M]M80036771[/M] has a 79.061-bit (24-digit) factor: [url=https://www.mersenne.ca/M80036771]630693728837463118767497[/url] (P-1,B1=675000,B2=13668750)
[M]M80369501[/M] has a 78.740-bit (24-digit) factor: [url=https://www.mersenne.ca/M80369501]504764246382457740113849[/url] (P-1,B1=680000,B2=680000)
[M]M80864851[/M] has a 77.860-bit (24-digit) factor: [url=https://www.mersenne.ca/M80864851]274240866599823048401551[/url] (P-1,B1=690000,B2=690000)
[M]M80414639[/M] has a 77.832-bit (24-digit) factor: [url=https://www.mersenne.ca/M80414639]268994467461837328399879[/url] (P-1,B1=680000,B2=13770000,E=12)
[M]M80110013[/M] has a 77.673-bit (24-digit) factor: [url=https://www.mersenne.ca/M80110013]240963735432738852506801[/url] (P-1,B1=675000,B2=675000)
[M]M75374773[/M] has a 77.625-bit (24-digit) factor: [url=https://www.mersenne.ca/M75374773]233101281164895093529543[/url] (P-1,B1=630000,B2=12757500)
[M]M80108939[/M] has a 77.547-bit (24-digit) factor: [url=https://www.mersenne.ca/M80108939]220831256337811090548737[/url] (P-1,B1=675000,B2=675000)
[M]M79141177[/M] has a 77.295-bit (24-digit) factor: [url=https://www.mersenne.ca/M79141177]185382956518849055589241[/url] (P-1,B1=665000,B2=665000)
[M]M78673519[/M] has a 77.285-bit (24-digit) factor: [url=https://www.mersenne.ca/M78673519]184090473305919408950287[/url] (P-1,B1=695000,B2=695000)
[M]M79598567[/M] has a 77.113-bit (24-digit) factor: [url=https://www.mersenne.ca/M79598567]163472351243834805043561[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M80375489[/M] has a 76.981-bit (24-digit) factor: [url=https://www.mersenne.ca/M80375489]149184171184406668707799[/url] (P-1,B1=680000,B2=680000)
[M]M79911529[/M] has a 76.871-bit (24-digit) factor: [url=https://www.mersenne.ca/M79911529]138197615523565447250039[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M80369621[/M] has a 76.813-bit (24-digit) factor: [url=https://www.mersenne.ca/M80369621]132727836061667962303897[/url] (P-1,B1=680000,B2=13770000,E=12)
[M]M80546071[/M] has a 76.598-bit (24-digit) factor: [url=https://www.mersenne.ca/M80546071]114353373778850511955687[/url] (P-1,B1=680000,B2=680000)
[M]M79327783[/M] has a 76.387-bit (23-digit) factor: [url=https://www.mersenne.ca/M79327783]98819497128423650079503[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M80187743[/M] has a 76.328-bit (23-digit) factor: [url=https://www.mersenne.ca/M80187743]94851457169185556097919[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M79614299[/M] has a 76.281-bit (23-digit) factor: [url=https://www.mersenne.ca/M79614299]91829164948328134126087[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79596679[/M] has a 76.097-bit (23-digit) factor: [url=https://www.mersenne.ca/M79596679]80790835276637212706977[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79569961[/M] has a 76.093-bit (23-digit) factor: [url=https://www.mersenne.ca/M79569961]80606911649972518116529[/url] (P-1,B1=670000,B2=13567500,E=12)
[M]M79567289[/M] has a 76.077-bit (23-digit) factor: [url=https://www.mersenne.ca/M79567289]79720793120749404138127[/url] (P-1,B1=670000,B2=670000)
[M]M79308557[/M] has a 75.866-bit (23-digit) factor: [url=https://www.mersenne.ca/M79308557]68842719372403967739631[/url] (P-1,B1=670000,B2=670000)
[M]M80041057[/M] has a 75.830-bit (23-digit) factor: [url=https://www.mersenne.ca/M80041057]67150473033361673174783[/url] (P-1,B1=675000,B2=13668750,E=12)
[M]M79141207[/M] has a 75.775-bit (23-digit) factor: [url=https://www.mersenne.ca/M79141207]64651166680653350371111[/url] (P-1,B1=665000,B2=13466250,E=12)
[M]M79785917[/M] has a 75.618-bit (23-digit) factor: [url=https://www.mersenne.ca/M79785917]57986305291973783824529[/url] (P-1,B1=675000,B2=675000)
[M]M80863897[/M] has a 75.140-bit (23-digit) factor: [url=https://www.mersenne.ca/M80863897]41642794303165063188857[/url] (P-1,B1=690000,B2=690000)

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 Xolotl	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 factors of Mersenne numbers

Top factors of all time for Xolotl

#	User	Exponent	Factor	Digits	Bits ↓ *	Date
1	Xolotl	79277701	11983196920155043077985068323768578567	38	123.172	2016-10-02
2	Xolotl	79184201	990046141121715480304484953417	30	99.643	2016-09-02
3	Xolotl	80177459	189361134826683638348250843407	30	97.257	2016-12-16
4	Xolotl	80109973	79906103617589023590383713823	29	96.012	2017-03-16
5	Xolotl	80111753	39045754575002774603057626033	29	94.979	2017-03-16
6	Xolotl	79711649	29747681929894368511904393377	29	94.587	2016-11-03
7	Xolotl	80003449	28953343066781297237908992977	29	94.548	2016-11-30
8	Xolotl	79180943	10116936635839790288673870479	29	93.031	2016-08-24
9	Xolotl	79716887	8966037025851189856854429943	28	92.857	2016-11-28
10	Xolotl	79150579	7925727137166144710511017327	28	92.679	2016-08-24
11	Xolotl	79786981	6489138247858372816897728719	28	92.390	2016-11-20
12	Xolotl	81061307	4263204423502131635494605913	28	91.784	2017-05-01
13	Xolotl	78844859	3278923811063875627778636737	28	91.405	2016-08-09
14	Xolotl	79903183	2908013842945710178038509737	28	91.232	2016-11-26
15	Xolotl	79180313	2406856039302769677941241199	28	90.959	2016-09-02
16	Xolotl	79276609	2223865232381588291284141511	28	90.845	2016-08-27
17	Xolotl	79281571	1991986411497990652592227969	28	90.686	2016-09-02
18	Xolotl	79184201	1147823415487389119162723063	28	89.891	2016-09-02
19	Xolotl	79277593	509089551146378045075353057	27	88.718	2016-08-26
20	Xolotl	78925001	184545899148647752557023321	27	87.254	2016-08-14
21	Xolotl	80247889	162002653962384540822262639	27	87.066	2016-12-26
22	Xolotl	79330357	161348797376872633354558159	27	87.060	2016-09-18
23	Xolotl	79275479	153370620288905941188958601	27	86.987	2016-09-02
24	Xolotl	79598459	151506483412864245895506463	27	86.970	2016-10-18
25	Xolotl	79599161	72014090490358342537731497	26	85.896	2016-11-02
26	Xolotl	80110369	40442565870201155340613009	26	85.064	2017-03-16
27	Xolotl	79605817	33524474666784548935115857	26	84.793	2016-11-04
28	Xolotl	78889009	28572907169056385264375249	26	84.563	2016-07-23
29	Xolotl	79329449	20291373544417677915738977	26	84.069	2016-10-09
30	Xolotl	79327783	11108224764934834633597889	26	83.200	2016-10-18
31	Xolotl	79599053	9302263636145715424890527	25	82.944	2016-11-02
32	Xolotl	79861531	8286415567565287066275769	25	82.777	2016-11-28
33	Xolotl	79571213	7566337388069305927137703	25	82.646	2016-10-20
34	Xolotl	79716727	4670527522731168092657711	25	81.950	2016-11-21
35	Xolotl	79275281	1645114570590814190794391	25	80.444	2016-09-07
36	Xolotl	80109047	1365304264396772310332977	25	80.175	2017-03-16
37	Xolotl	80318257	1298202158470439297636879	25	80.103	2016-12-30
38	Xolotl	78909979	759544803182107359835177	24	79.329	2016-07-26
39	Xolotl	80452817	757069064430856257960151	24	79.325	2017-01-12
40	Xolotl	80262803	706268786295284686917617	24	79.225	2016-12-24
41	Xolotl	78958483	681378216736541056394153	24	79.173	2016-08-03
42	Xolotl	75517867	678448572702115694225711	24	79.167	2016-08-26
43	Xolotl	80036771	630693728837463118767497	24	79.061	2016-12-05
44	Xolotl	80369501	504764246382457740113849	24	78.740	2017-01-06
45	Xolotl	80864851	274240866599823048401551	24	77.860	2017-03-16
46	Xolotl	80414639	268994467461837328399879	24	77.832	2017-01-08
47	Xolotl	80110013	240963735432738852506801	24	77.673	2017-03-16
48	Xolotl	75374773	233101281164895093529543	24	77.625	2016-08-03
49	Xolotl	80108939	220831256337811090548737	24	77.547	2017-03-10
50	Xolotl	79141177	185382956518849055589241	24	77.295	2016-08-24
51	Xolotl	78673519	184090473305919408950287	24	77.285	2016-08-03
52	Xolotl	79598567	163472351243834805043561	24	77.113	2016-11-02
53	Xolotl	80375489	149184171184406668707799	24	76.981	2017-01-06
54	Xolotl	79911529	138197615523565447250039	24	76.871	2016-11-27
55	Xolotl	80369621	132727836061667962303897	24	76.813	2017-01-06
56	Xolotl	80546071	114353373778850511955687	24	76.598	2017-01-21
57	Xolotl	79327783	98819497128423650079503	23	76.387	2016-10-18
58	Xolotl	80187743	94851457169185556097919	23	76.328	2016-12-10
59	Xolotl	79614299	91829164948328134126087	23	76.281	2016-11-12
60	Xolotl	79596679	80790835276637212706977	23	76.097	2016-10-10
61	Xolotl	79569961	80606911649972518116529	23	76.093	2016-10-20
62	Xolotl	79567289	79720793120749404138127	23	76.077	2016-10-19
63	Xolotl	79308557	68842719372403967739631	23	75.866	2016-09-14
64	Xolotl	80041057	67150473033361673174783	23	75.830	2016-12-01
65	Xolotl	79141207	64651166680653350371111	23	75.775	2016-08-14
66	Xolotl	79785917	57986305291973783824529	23	75.618	2016-12-05
67	Xolotl	80863897	41642794303165063188857	23	75.140	2017-03-16