is 2 95859613 - 1
has 28856619 decimal digits
takes 347.225 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual27579.824164.0000 %840000176400009.21934.1571 %89.043465.4965 %
Target27579.824164.0000 %65000011000000034.70514.2051 %114.529265.5138 %
Difference---+190000-92360000-25.4858-0.0480 %-25.4858-0.0173 %

Known prime factors (1 factor, 100.9 bits, 0.00010522% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
95859613231310350932484287263026873688131100.86812065057624032150393880
23 × 5 × 7 × 17 × 2297 × 2777 × 163633 × 2428369
2020-02-0316363324283691.907e+91.50751.7491

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2020-02-03S485122i7-7820HQ8400001764000012231100.8689.2194.157%


Trial Factoring results:
57585960616263646566676869707172737475
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-12-28Architects Cubedm1_362642650.039
2014-02-28Carsten KossendeyManual testing2652680.546
2014-03-17tomfrManual testing2682690.624
2014-09-30PascalBieriManual testing2692701.247
2014-12-02ANONYMOUSManual testing2702712.495
2018-12-27DerekManual testing2712724.989
2019-03-15Niels_Mache_NextcloudManual testing2722739.98
2019-11-02lobsterfordinnerManual testing27327419.96
2019-12-30ixfd64Manual testing27427539.91


ECM factoring results:
No ECM results for M95859613


Lucas-Lehmer results:
No L-L results for M95859613


PRP results:
No PRP results for M95859613


CERT results:
No CERT results for M95859613


P-1 factor-bounds graph:
B1 = 840000, B2 = 17640000 (P-1 stage 2)
B1 = 840000 (P-1 stage 1)
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108
TF factor-bounds graph:
275
274
273
272
271
270
269
268
265
this exponent TF target: 75
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00