is 268692913-1
has 20,678,628 decimal digits
takes 183.658 GHz-days to do one L-L test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual27455.695263.5135%625,00012,968,7505.03013.9946%60.725467.5081%6.0796%
PrimeNet2703.478561.4286%300,00013,000,0003.84555.3828%7.324066.8113%5.3828%
GPU7227455.695263.5135%450,00015,000,0004.81773.9407%60.512967.4542%3.9407%
Difference---+175,000-2,031,250+0.2124+0.0540%+0.2124+0.0540%+0.0540%

Known prime factors (1 factor, 119.3 bits, 0.00017374% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
6869291384442234658775859436899307364905968936119.3456146357096457378320591769588
22 × 32 × 11 × 449 × 683 × 5563 × 9133 × 76343 × 13048597
76,34313,048,5972014-10-262.376e+93.03595.1476

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2014-10-26T18:09:00TheJudgerManual testing625,00012,968,7501236119.3455.030367.310.063.995%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2004-03-16T00:00:00mdrgv4_computers?260--0.001--
2004-07-13T00:00:00mdrgv4_computers?261--0.002--
2009-02-16T01:10:001997rj7Manual testing?264--0.029--
2010-01-21T17:30:00runeskminicity03264265--0.054--
2010-01-25T12:50:00Alan Nishiokamprime4265266--0.109--
2010-01-27T18:43:00ANONYMOUS266267--0.218--
2010-04-08T07:35:00Donna Nobleq8200v2267268--0.435--
2010-04-10T12:49:00Donna Nobleq8200v2268269--0.870--
2012-03-16T01:03:00Per Jessenbeaufort3269270--1.741--
2013-10-11T06:10:00Carsten KossendeyManual testing270271--3.481--
2014-08-10T14:56:00RichD0Manual testing271272--6.962--
2014-10-13T20:04:00Stef42Manual testing272273--13.92--
2014-10-19T15:23:00TheJudgerManual testing273274--27.85--


ECM factoring results:
Exponent "68692913" not found


Lucas-Lehmer results:
Exponent "68692913" not found


PRP results:
Exponent "68692913" not found


P-1 factor-bounds graph:
B1 = 625,000, B2 = 12,968,750 (stage 2)
B1 = 625,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2014-10-26T18:09:08+00:00