is 2 107023759 - 1
has 32217362 decimal digits
takes 438.946 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual276142.996264.4737%7560002098800011.05133.9133%154.047565.8639%1.3903%
PrimeNet2728.935762.5000%450000220000009.65865.4082%18.594364.5281%2.0281%
GPU72276142.996264.4737%7000002400000011.71233.9749%154.708665.8858%1.4121%
Difference---+56000-3012000-0.6610-0.0615%-0.6610-0.0219%-0.0219%

Known prime factors (1 factor, 83.7 bits, 0.00007822% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
107023759158453898017631936997076332683.71274027440027420424
23 × 691 × 1063 × 2903 × 4339547
2021-10-212903433954728,7001.42242.6261

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-10-21T03:17:16Jwb52zClay756000209880002683.71211.05877.922.103.913%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-27T11:33:00RichardUNKNOWN263264--0.018--
2010-09-07T12:05:00RichardFX5000_1264265--0.035--
2012-05-22T22:06:00alan145Bear2265266--0.070--
2014-07-02T06:56:00JMGarciafjcanizares266267--0.140--
2014-07-03T22:25:00ANONYMOUS267268--0.279--
2014-07-04T07:11:00ANONYMOUS268269--0.559--
2014-07-11T19:47:00Ryan PropperManual testing269270--1.117--
2015-01-28T00:17:00SMoffatManual testing270271--2.234--
2019-01-29T08:49:48Niels_Mache_NextcloudManual testing271272--4.469--
2020-03-06T10:45:20srow7Manual testing272273--8.937--
2020-03-06T10:45:20srow7Manual testing273274--17.87--
2021-04-08T18:12:01TheJudgerManual testing274275--35.75--
2021-04-08T18:12:01TheJudgerManual testing275276--71.50--


ECM factoring results:
No ECM results for M107023759


Lucas-Lehmer results:
No L-L results for M107023759


PRP results:
No PRP results for M107023759


P-1 factor-bounds graph:
B1 = 756000, B2 = 20988000 (P-1 stage 2)
B1 = 756000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2021-10-21T03:17:16+00:00