is 2 104710483 - 1
has 31520997 decimal digits
takes 416.915 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
Actual276146.155364.4737%7390002053400010.49293.8755%156.648265.8505%1.3768%
PrimeNet2729.133162.5000%450000220000009.37655.3942%18.509664.5228%2.0228%
GPU72276146.155364.4737%6500002400000011.09733.9257%157.252665.8683%1.3946%
Difference---+89000-3466000-0.6044-0.0502%-0.6044-0.0178%-0.0178%

Known prime factors (1 factor, 80.8 bits, 0.00007715% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10471048320876044140437090001301912580.7889968459481003965
5 × 29 × 131 × 509921 × 1029167
2021-07-0450992110291673,555.93.10735.9914

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-07-04T03:45:22Jwb52zClay739000205340002580.78810.49833.820.993.876%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-19T01:15:00carlos56phenom810263264--0.019--
2010-08-28T22:35:00James Hintzchris3264265--0.036--
2012-05-07T13:21:00OS1L7265266--0.071--
2014-10-14T18:07:00SMoffatManual testing266267--0.143--
2014-10-17T23:02:00SMoffatManual testing267268--0.285--
2014-10-21T01:07:00SMoffatManual testing268269--0.571--
2014-10-24T01:55:00SMoffatManual testing269270--1.142--
2014-10-27T02:25:00SMoffatManual testing270271--2.284--
2015-01-08T02:14:00SMoffatManual testing271272--4.567--
2020-02-25T10:59:38el groccoManual testing272273--9.135--
2020-04-01T05:38:25SRBaseManual testing273274--18.27--
2021-03-28T21:38:32TheJudgerManual testing274275--36.54--
2021-03-28T21:38:32TheJudgerManual testing275276--73.08--


ECM factoring results:
No ECM results for M104710483


Lucas-Lehmer results:
No L-L results for M104710483


PRP results:
No PRP results for M104710483


P-1 factor-bounds graph:
B1 = 739000, B2 = 20534000 (P-1 stage 2)
B1 = 739000 (P-1 stage 1)
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108
TF factor-bounds graph:
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Last modified: 2021-07-04T03:58:30+00:00