is 2 91749569 - 1
has 27619373 decimal digits
takes 332.337 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
Actual2670.323959.7015 %----0.323959.7015 %
Target27583.399964.0000 %60000011000000034.45684.1397 %117.856765.4903 %
Difference-8-83.0761-4.2985 %-600000-110000000-34.4568-4.1397 %-117.5328-5.7888 %

Known prime factors (1 factor, 58.5 bits, 0.00006378% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
917495694124102558560570971858.5172247477892
22 × 11 × 51079043
2008-12-0511510790430.000514.61727.300

P-1 results:
No P-1 results for M91749569


Trial Factoring results:
57585960616263646566676869707172737475
No TF results for M91749569


ECM factoring results:
No ECM results for M91749569


Lucas-Lehmer results:
No L-L results for M91749569


PRP results:
No PRP results for M91749569


CERT results:
No CERT results for M91749569


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
this exponent TF target: 75
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00