is 2 107023727 - 1
has 32217353 decimal digits
takes 438.946 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRPD509C36905748A__verified PRP

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual276142.996364.4737%8450004028000017.80264.4726%160.798866.0626%1.5890%
PrimeNet2728.935762.5000%450000220000009.65865.4082%18.594364.5281%2.0281%
GPU72276142.996364.4737%7000002400000011.71233.9749%154.708665.8858%1.4121%
Difference---+145000+16280000+6.0902+0.4977%+6.0902+0.1768%+0.1768%

Known prime factors:
No known factors for M107023727

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-10-21T07:27:15Team_InspectorHorn84500040280000---17.80--4.473%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-27T06:32:00RichardUNKNOWN263264--0.018--
2010-09-07T11:35:00RichardFX5000_1264265--0.035--
2012-05-17T01:45:00subgeniusquotewrks265266--0.070--
2013-09-17T01:37:00arnaudsrv-630266267--0.140--
2013-09-21T09:04:00symalladold_laptop267268--0.279--
2014-07-11T17:20:00Earle LoweManual testing268269--0.559--
2014-11-01T18:57:00ANONYMOUS269270--1.117--
2014-11-08T06:05:00ANONYMOUS270271--2.234--
2015-01-24T16:00:00PascalBieriManual testing271272--4.469--
2020-03-06T11:45:20srow7Manual testing272273--8.937--
2020-03-06T11:45:20srow7Manual testing273274--17.87--
2021-04-08T18:11:37TheJudgerManual testing274275--35.75--
2021-04-08T18:11:37TheJudgerManual testing275276--71.50--


ECM factoring results:
No ECM results for M107023727


Lucas-Lehmer results:
No L-L results for M107023727


PRP results:
dateuseridcompidcofactorsres64PRP
2021-10-23T22:58:45Ben Deloi-0d33b97b2e95d4a39D509C36905748A__no


P-1 factor-bounds graph:
B1 = 845000, B2 = 40280000 (P-1 stage 2)
B1 = 845000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2021-10-23T22:58:45+00:00