is 2 157393 - 1
has 47381 decimal digits
takes 0.001 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual267188.788073.1343%100000000023100000000064.855020.7389%253.643078.7060%23.7060%
PrimeNet2400.000055.0000%1700360000.000010.9774%0.000059.9398%4.9398%
GPU722440.000059.0909%2800550000.00007.4745%0.000062.1487%3.0578%
Difference+23+188.7880+14.0434%+999997200+230999945000+64.8550+13.2644%+253.6430+16.5573%+16.5573%

Known prime factors (7 factors, 290.1 bits, 0.18434618% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
15739311332297823.43436
22 × 32
-997.155e-124.314e-88.779e-8
15739336515177825.122116
22 × 29
2008-07-274292.911e-112.570e-83.902e-8
15739367678991826.012215
5 × 43
2008-07-275435.944e-113.389e-84.877e-8
15739332047175916791341.54310180623
3 × 47 × 103 × 701
2008-07-271037012.974e-66.498e-71.005e-6
157393103126987946391443.22932760983
32760983
2008-07-271327609838.352e-60.00860.0160
15739383138206166697198471962.85026411024050211
127 × 207960819293
2014-05-301272079608192936.024254.307101.43
1573932864424714519786660312167.957909959373834855
3 × 5 × 67 × 1361 × 665269811
2014-12-051361665269811275.730.17370.3245

120 Composite Factors:
exponentprime factorscomposite factordigitsbits*
1573934138008307715691548.556
1573937669584266723271549.446
15739324713103355464071651.134
157393363168115500311566632064.977
1573931168665656123911557832166.663
1573931170208300951724121832166.665
1573932168920530447847158892167.556
1573933765700218339297361032168.351
1573936979530489080837292492169.242
157393280056227015815414068792374.568
157393330492872448664222762088812684.773
157393942146844328244162129985592686.284
1573933035806313639439707536179192787.972
1573935626709906912044194976343772788.862
15739313261148018250320410641743512890.099
15739324578851620432547015147670332890.989
15739332460511599078434811271032072891.391
15739342674033287185764466508185912891.785
15739379094112422819305207172549532892.676
15739379198517068237028275815473532892.678
157393104594975453864479903458524872993.079
157393193861374474162210705040547212993.969
157393254858791185683341043473120732994.364
1573932664344718430500322944146835311332104.394
1573938573792785237468753652671550023332106.080
15739337452433869713802256141507352965733108.207
15739391796722726616578090215336555604933109.500
157393120680057347013975077251017868693734109.895
157393223674241400172938943374037131907134110.785
157393295399493007623655734943683420780934111.186
157393344026587806372816793931208262994334111.406
157393637635477979696376945978355757396934112.296
1573932054603081785468172113837035743972935113.984
1573938975011173768312708189388632375984135116.111
15739311853013265509020840165233310087263936116.513
15739321968946723694249978860988780262413736117.403
15739328881355147771457686569273156292168136117.798
15739370788824023873150506058503735500061736119.091
15739330193145659635803518198986349357739056139127.827
15739397160766258768211444611908848314392520139129.514
15739397289018982504881490862682805381969600139129.516
157393180320162219555365482034007169711954898340130.406
157393238143132464728789579582771515754541725740130.807
157393313073561114269158571596698171965153624140131.202
157393580265644747951580641240374959982970490340132.092
1573931040267725564668868042012987803071741455341132.934
1573931367582251833394428726006478040344010428941133.329
1573932534742934796455595469180770867799433608741134.219
1573933347554788411814531014135098798265130727341134.620
1573933351973578382326960098534982442483265567341134.622
1573936212709571244178849018480950808755026655941135.512
1573938167504515068042696127495943076160104056741135.907
15739310786564772883640138548533685141780041719342136.308
15739319992339628667524327872351935741879744071942137.198
15739323283372339908215610441119098650316862751342137.418
157393802199978119265631860355263706296142702724943142.525
15739327476584566261006528319803304235069952336120745147.623
157393946671951814589282393678517896938366229522131146152.730
1573931102508057948383121004258707767381677953304429747152.949
1573932043441633360180609585957533347305277358140395147153.840
1573932698708705600648667966337102899670645934524932947154.241
1573933547842577394549042873429547904066194518927557747154.636
1573936575742625180277453445986377437890136538315219147155.526
1573936584422640115777031876162091821301072127441499147155.528
1573938695838633284018008494220488048335379667820948947155.929
15739316117286918792187567397476177169807987662774768748156.819
15739321188502724990572354544665791210146084439081283148157.214
15739337985560126381308662943747685928005782938517088148158.056
15739370404270036081694238195584623407202162307575602348158.946
15739392556586913592035041197533893234139918721429239948159.341
157393122236555616054956491153132634531138541435498232149159.742
157393226559130396930099938174870224351896598106760154349160.632
157393226858189643575300891566108189909982947979906594349160.634
157393730023820184908924984064964339907365167500129226349162.320
15739331137281685048590549785892202517317051564876360024
79
52171.057
15739376318148594725872595337725044160901536569162062045
03
52172.350
15739310033123487924888815797531302593284289169350108538
639
53172.745
15739318595875195707175644810972129490955611885267418302
137
53173.635
15739324558983951205642974794047113750528054532162209685
223
53174.037
15739310727967719532614681102035887327920956807714957698
1367
54176.164
15739334567893881445198828908154762104372200961823242533
7047
54177.852
15739364069802506812021711818226869640230615602532245017
7201
54178.742
15739374616632931316099710999136044660254675766588917926
4327
54178.962
15739398543826056448577425605029354048686878003508335756
6233
54179.363
15739318264588219796795079345571709011288354916689952301
47039
55180.253
15739324011440586490248812168945251173336484225074750723
02807
55180.648
15739358852558459948135524071827196263889772552003699021
45599
55181.941
15739325708243819233194515675919331421923300314438515588
661071
56184.068
15739382728467474099828558701444431942392145655662119308
118111
56185.754
15739386485992636556622183452791550476945200015810552822
670733391
59195.784
15739311369833520284075375259591658778396777030095872694
2093123783
60196.179
15739321073398069268683943816444503011396780770058030862
3052218689
60197.069
15739327830970015329585426632965572501376782079065821232
9223547231
60197.470
15739327867707042487165042982064047648681360873949254372
5925242031
60197.472
15739351651352918791149788470085352242402576453504900746
8702696473
60198.363
15739367903167424115715884036177885042916406713384347163
5572033249
60198.757
15739389677564591843341662341116890493966575470755527936
7032129471
60199.159
15739316621272538027911500402995414650979644479297153998
26320249993
61200.049
15739339173364012901978235323939548613109077984306664589
49741706959
61201.286
15739372605803073853835320877255690014337648450072935261
75744360697
61202.176
15739323395201788912846785348855459710689472495454265750
294175879577
62203.864
15739366693467167799487635503259512073968927782175386240
974865110903
62205.375
15739378704607902190959802656683967404253232134836057671
002861234059417
65215.580
15739331580513291445617295509051546097700883978777251347
87671442492175207
67220.906
15739358532847172755819037443018282696052198993632422621
90557161132888481
67221.797
15739376949886049080425476551552653813818646704886529720
85378045671542953
67222.191
15739310162527961914525251901232519147941059413075164569
705180099707824887
68222.592
15739318835719691887608741228236372846305267219380570036
305609490034923921
68223.483
15739318860582941191254605594977258422386769844557637211
394000922088870721
68223.485
15739360692870869132841937755094889616891494155860841384
283853187178643761
68225.171
15739326512137504689168688706847867951306717709181888939
9261438437602798369
69227.298
15739389190399201617490719876693175376331668976190625183
6932711354147829090849
72239.014
15739328739126882641015849938938853028285373242256265118
38877245468118040271809
73240.702
15739353266484498709108487653634903197967478593744803335
91283606434156176608247
73241.592
15739321373372748271283099322014400068823832474917097849
7768602467384943404976137
75246.918
15739368778963847166149729269624855232083062854797934523
6595756621504983156849017
75248.605
15739332568032135477213599321548694735587925033710094643
232173092186617663418100315273
80264.136
15739360363162248526773398731182385260561726376545845360
915502439342968737709107653359
80265.026
15739319450351096381193679388747931836516485210943025866
4104766546141551634493398864719
81266.714
15739322041715537846731198935607002170716025580651401919
68458453616540267162914640474458529543
88290.148
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-12-25T01:34:24kkmrkkblmbrbkManual testing100000000200000000012---0.975--12.119%
2021-03-16T18:29:19Seth_TrManual testing20000000036200000000---10.36--16.945%
2021-04-20T20:45:51Seth_TrManual testing40000000080400000000---22.81--18.574%
2021-04-29T18:09:59Seth_TrManual testing1000000000231000000000---64.86--20.739%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-07-27T10:49:00J FeitsmaManual testing??25.12287.13090e-130.0011.47954e-12


ECM factoring results:
Total ECM effort:13.190 GHz-days
Estimated T-Level:29.328
DigitsB1CurvesCompleteFacMiss
2011000755 / 1007.5500.051%
2550000755 / 2802.6966.712%
30250000554 / 6400.86642.050%

ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
10.00000e+0
5000050000002010.699
25000025000000540.939
2500005000000050011.55


Lucas-Lehmer results:
Exponent "157393" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T23:30:41Oliver KruseOllaptop7371ED19AAFEA3__?
2017-09-22T10:03:12Oliver KruseManual testing7371ED19AAFEA3__?
2017-10-11T23:12:21kkmrkkblmbrbkc4.xlarge7371ED19AAFEA3__no
2020-04-17T17:49:50Oliver KruseAddPrpType5
11332297
36515177
67678991
3204717591679
10312698794639
8313820616669719847
286442471451978666031
BBF6CCAE752AB0__no


P-1 factor-bounds graph:
B1 = 1000000000, B2 = 231000000000 (P-1 stage 2)
B1 = 400000000, B2 = 80400000000 (P-1 stage 2)
B1 = 200000000, B2 = 36200000000 (P-1 stage 2)
B1 = 1000000000 (P-1 stage 1)
B1 = 400000000 (P-1 stage 1)
B1 = 100000000, B2 = 2000000000 (P-1 stage 2)
B1 = 200000000 (P-1 stage 1)
B1 = 100000000 (P-1 stage 1)
100
101
102
103
104
105
106
107
108
109
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
TF factor-bounds graph:
267
2
220
230
240
250
260
270
280
290
2100
Last modified: 2021-04-29T18:09:59+00:00