is 2 102192683 - 1
has 30763063 decimal digits
takes 406.890 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
Actual276149.756364.4737%7360001989400010.27523.8386%160.031565.8374%1.3637%
PrimeNet2729.358162.5000%450000220000009.37655.3786%18.734664.5170%2.0170%
GPU72276149.756364.4737%6500002200000010.46823.8506%160.224565.8417%1.3680%
Difference---+86000-2106000-0.1930-0.0120%-0.1930-0.0043%-0.0043%

Known prime factors (1 factor, 80.3 bits, 0.00007861% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10219268315285152787155548711224312580.3387478594522836605
32 × 5 × 7 × 389 × 4943 × 12347221
2021-01-164943123472213,321.93.91087.2538

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-01-16T00:10:12Jwb52zClay736000198940002580.33810.28813.820.553.839%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2009-01-14T00:00:00Sturle Sundev4_computers257260--0.001--
2010-05-02T23:15:001997rj7Manual testing263264--0.019--
2010-08-18T12:55:00RichardFX5000_1264265--0.037--
2012-06-21T09:16:00Andrew Bdell_xps_17265266--0.073--
2013-09-07T01:00:00processinfoManual testing266267--0.146--
2022-03-30T20:28:49LordJuliusManual testing21267--0.291--
2013-09-29T13:51:00SMoffatManual testing267268--0.292--
2013-10-04T06:37:00ANONYMOUSManual testing268269--0.585--
2013-10-08T22:43:00fre_gamesdesktop269270--1.170--
2014-04-22T18:26:00Andreas_TruetschManual testing270271--2.340--
2014-12-09T14:35:00Simon HarrisonManual testing271272--4.680--
2020-02-29T07:08:58el groccoManual testing272273--9.360--
2020-03-30T14:58:52SRBaseManual testing273274--18.72--
2020-10-19T04:03:01Mark RoseManual testing274275--37.44--
2020-10-19T04:03:01Mark RoseManual testing275276--74.88--


ECM factoring results:
No ECM results for M102192683


Lucas-Lehmer results:
No L-L results for M102192683


PRP results:
No PRP results for M102192683


P-1 factor-bounds graph:
B1 = 736000, B2 = 19894000 (P-1 stage 2)
B1 = 736000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-03-30T20:28:49+00:00