is 2 85758473 - 1
has 25815873 decimal digits
takes 276.214 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
Actual2670.346559.7015%----0.346559.7015%0.0000%
PrimeNet2715.574761.9718%360000170000005.91535.3869%11.490064.0204%2.0485%
GPU7227589.226364.0000%550000190000007.26313.9485%96.489465.4214%1.4214%
Difference-8-88.8798-4.2985%-550000-19000000-7.2631-3.9485%-96.1429-5.7199%-5.7199%

Known prime factors (1 factor, 36.2 bits, 0.00004226% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
85758473814705493511136.246475
52 × 19
2007-08-1425251.177e-100.00010.0002

P-1 results:
No P-1 results for M85758473


Trial Factoring results:
No TF results for M85758473


ECM factoring results:
No ECM results for M85758473


Lucas-Lehmer results:
No L-L results for M85758473


PRP results:
No PRP results for M85758473


P-1 factor-bounds graph:
100
101
102
100
101
102
TF factor-bounds graph:
267
230
240
250
260
270
280
290
2100
Last modified: 2007-08-14T20:39:16+00:00