is 281713939-1
has 24,598,347 decimal digits
takes 254.987 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
Actual27593.642664.0000%695,00014,247,5006.48563.8231%100.128267.8231%5.8513%
PrimeNet2715.850661.9718%340,00016,000,0005.39895.2603%11.249567.2322%5.2603%
GPU7227593.642664.0000%550,00018,000,0006.79033.8849%100.433067.8849%3.8849%
Difference---+145,000-3,752,500-0.3047-0.0618%-0.3047-0.0618%-0.0618%

Known prime factors (1 factor, 128.1 bits, 0.00015671% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
8171393935385846764770911530809484814782371087139128.0562165227083519429379778735474665
5 × 13 × 43 × 701 × 2423 × 16433 × 49783 × 439823 × 1267577
439,8231,267,5772016-11-132.340e+92.19414.0501

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-11-13T21:23:33TheJudgerManual testing695,00014,247,5001239128.0566.486510.012.973.823%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-12-13T06:30:00For Researchm1_sa264265--0.046--
2011-02-28T23:00:00MclighterMclighter265266--0.091--
2011-03-04T04:12:00Fred Cirera266267--0.183--
2011-03-04T15:46:00ANONYMOUSManual testing267268--0.366--
2011-03-12T08:12:00Mike LayLillith268269--0.732--
2011-03-20T11:39:00ANONYMOUS269270--1.463--
2014-02-25T07:07:00natha(net)Manual testing270271--2.926--
2014-02-25T07:07:00natha(net)Manual testing271272--5.853--
2016-10-04T21:20:041997rj7Manual testing272273--11.71--
2016-11-09T21:28:09TheJudgerManual testing273274--23.41--
2016-11-09T21:28:09TheJudgerManual testing274275--46.82--


ECM factoring results:
Exponent "81713939" not found


Lucas-Lehmer results:
Exponent "81713939" not found


PRP results:
Exponent "81713939" not found


P-1 factor-bounds graph:
B1 = 695,000, B2 = 14,247,500 (stage 2)
B1 = 695,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2016-11-13T21:23:33+00:00