is 2 83180231 - 1
has 25039745 decimal digits
takes 259.563 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
Actual2670.357259.7015 %----0.357259.7015 %
Target27591.991964.0000 %5500009000000024.53973.8934 %116.531665.4016 %
Difference-8-91.6347-4.2985 %-550000-90000000-24.5397-3.8934 %-116.1743-5.7001 %

Known prime factors (1 factor, 39.2 bits, 0.00004714% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
831802316348315229931239.2083816
23 × 32 × 53
2007-08-139531.608e-95.157e-58.288e-5

P-1 results:
No P-1 results for M83180231


Trial Factoring results:
57585960616263646566676869707172737475
No TF results for M83180231


ECM factoring results:
No ECM results for M83180231


Lucas-Lehmer results:
No L-L results for M83180231


PRP results:
No PRP results for M83180231


CERT results:
No CERT results for M83180231


P-1 factor-bounds graph:
100
101
100
101
102
TF factor-bounds graph:
this exponent TF target: 75
TF double-checked to: 67
250
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Last modified: 2024-03-13T02:15:48+00:00