is 281131233-1
has 24,422,935 decimal digits
takes 253.169 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
Actual27594.315264.0000%685,00013,700,0006.30793.7830%100.623167.7830%5.8112%
PrimeNet2715.892761.9718%340,00016,000,0005.39895.2558%11.291567.2276%5.2558%
GPU7227594.315264.0000%550,00018,000,0006.79033.8814%101.105567.8814%3.8814%
Difference---+135,000-4,300,000-0.4825-0.0984%-0.4825-0.0984%-0.0984%

Known prime factors (1 factor, 122.3 bits, 0.00015079% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
81131233670882955994646323344561436118288438337122.33541345541734503549535883513327
3 × 53 × 17477 × 122743 × 315551 × 360973 × 1064201
360,9731,064,2012017-07-161.782e+91.80673.3240

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-07-17T01:35:08BruceDesk6685,00013,700,00037122.3356.308506.312.623.783%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-12-12T09:20:00For Researchm1_58264265--0.046--
2011-02-19T21:03:00UngelovendeManual testing265267--0.276--
2011-02-19T21:03:00UngelovendeManual testing267268--0.368--
2011-02-19T21:03:00UngelovendeManual testing268269--0.737--
2011-02-19T21:03:00UngelovendeManual testing269270--1.474--
2011-02-19T21:03:00UngelovendeManual testing270271--2.947--
2014-02-07T08:49:00g0bManual testing271272--5.895--
2016-10-11T02:55:26Judge HaleManual testing272273--11.79--
2016-11-12T18:51:49ANONYMOUSManual testing273274--23.58--
2016-11-12T18:51:49ANONYMOUSManual testing274275--47.16--


ECM factoring results:
Exponent "81131233" not found


Lucas-Lehmer results:
Exponent "81131233" not found


PRP results:
Exponent "81131233" not found


P-1 factor-bounds graph:
B1 = 685,000, B2 = 13,700,000 (stage 2)
B1 = 685,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2017-07-17T01:35:08+00:00