is 2 91749517 - 1
has 27619357 decimal digits
takes 332.337 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2670.323959.7015%----0.323959.7015%0.0000%
PrimeNet2715.210761.9718%400000180000007.13725.5569%12.347964.0850%2.1132%
GPU7227583.400064.0000%600000220000009.27514.1397%92.675065.4903%1.4903%
Difference-8-83.0761-4.2985%-600000-22000000-9.2751-4.1397%-92.3512-5.7888%-5.7888%

Known prime factors (1 factor, 53.3 bits, 0.00005807% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
91749517108979846918807511753.27559389875
33 × 53 × 17597
2007-08-25125175972.552e-50.00570.0094

P-1 results:
No P-1 results for M91749517


Trial Factoring results:
No TF results for M91749517


ECM factoring results:
No ECM results for M91749517


Lucas-Lehmer results:
No L-L results for M91749517


PRP results:
No PRP results for M91749517


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
TF factor-bounds graph:
267
250
260
270
280
290
2100
Last modified: 2007-08-25T13:05:11+00:00