is 281676369-1
has 24,587,038 decimal digits
takes 254.870 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
Actual27593.685764.0000%----93.685764.0000%2.0282%
PrimeNet2715.853361.9718%340,00016,000,0005.39895.2601%11.252267.2319%5.2601%
GPU7227593.685764.0000%550,00018,000,0006.79033.8847%100.476067.8847%3.8847%
Difference----550,000-18,000,000-6.7903-3.8847%-6.7903-3.8847%-3.8847%

Known prime factors (1 factor, 120.8 bits, 0.00014787% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
81676369226902555959747109160608103980039055337120.77113890342992582536887787464204
22 × 33 × 53 × 71 × 43103 × 110477 × 702379 × 10218899
702,37910,218,8992017-07-031.749e+95.52416.4679

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-07-04T00:46:17For Researchgpu72-226,902,555,959,747,104-160,608,103,980,039,04037120.771-509.7-nan%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-12-15T11:20:00For Researchm1_54264265--0.046--
2012-08-13T07:16:00Carsten KossendeyManual testing265266--0.091--
2013-01-30T09:40:00phoenicisManual testing266267--0.183--
2013-02-05T13:18:00ANONYMOUS267268--0.366--
2013-06-12T01:45:00mhskManual testing268269--0.732--
2013-08-12T12:41:00GrunwalderGIMPcompute-0-6269270--1.464--
2014-03-01T13:14:00natha(net)Manual testing270271--2.928--
2014-03-01T13:14:00natha(net)Manual testing271272--5.855--
2016-10-13T02:45:07dragonbud20Manual testing272273--11.71--
2016-11-07T00:50:02TheJudgerManual testing273274--23.42--
2016-11-07T00:50:02TheJudgerManual testing274275--46.84--


ECM factoring results:
Exponent "81676369" not found


Lucas-Lehmer results:
Exponent "81676369" not found


PRP results:
Exponent "81676369" not found


P-1 factor-bounds graph:
TF factor-bounds graph:
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Last modified: 2017-07-04T00:46:17+00:00