is 2 96564529 - 1
has 29068820 decimal digits
takes 349.778 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
Actual27439.619863.5135 %8950002058500010.33514.7385 %49.954965.2424 %
Target27579.241464.0000 %65000011000000034.70514.2088 %113.946565.5152 %
Difference-1-39.6216-0.4865 %+245000-89415000-24.3699+0.5297%-63.9915-0.2727 %

Known prime factors (1 factor, 98.8 bits, 0.00010228% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
965645295405765506491977638048217731513098.7702799043066057919486175
32 × 52 × 31 × 53 × 251 × 3529 × 5477 × 1560707
2019-09-2654771560707994,952,3870.47380.8341

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2019-09-26Ryan PropperManual testing89500020585000623098.77010.344.318%


Trial Factoring results:
57585960616263646566676869707172737475
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2011-01-05Architects Cubedm1_502642650.039
2014-03-09Carsten KossendeyManual testing2652670.232
2014-04-01Carsten KossendeyManual testing2672680.310
2014-07-20Ryan PropperManual testing2682701.857
2014-11-22ANONYMOUSManual testing2702712.476
2019-01-04DerekManual testing2712724.953
2019-03-31Niels_Mache_NextcloudManual testing2722739.91
2019-09-25Strolling JellyfishManual testing27327419.81


ECM factoring results:
No ECM results for M96564529


Lucas-Lehmer results:
No L-L results for M96564529


PRP results:
No PRP results for M96564529


CERT results:
No CERT results for M96564529


P-1 factor-bounds graph:
B1 = 895000, B2 = 20585000 (P-1 stage 2)
B1 = 895000 (P-1 stage 1)
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108
TF factor-bounds graph:
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272
271
270
268
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265
this exponent TF target: 75
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00