is 2 27819587 - 1
has 8374531 decimal digits
takes 25.752 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
Actual2671.068162.6866 %----1.068162.6866 %
Target2708.589364.2857 %200000300000002.44773.9167 %11.037065.6845 %
Difference-3-7.5212-1.5991 %-200000-30000000-2.4477-3.9167 %-9.9689-2.9980 %

Known prime factors (1 factor, 35.3 bits, 0.00012705% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
27819587436211124171135.344784
24 × 72
-49491.925e-106.577e-50.0001

P-1 results:
No P-1 results for M27819587


Trial Factoring results:
5758596061626364656667686970
No TF results for M27819587


ECM factoring results:
No ECM results for M27819587


Lucas-Lehmer results:
No L-L results for M27819587


PRP results:
No PRP results for M27819587


CERT results:
No CERT results for M27819587


P-1 factor-bounds graph:
100
101
102
100
101
102
TF factor-bounds graph:
this exponent TF target: 70
TF double-checked to: 67
250
260
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Last modified: 2024-03-13T02:15:48+00:00