is 2 697896439 - 1
has 210087763 decimal digits
takes 22,625.092 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
Actual2670.042655.2239%----0.042655.2239%0.0000%
PrimeNet280350.863762.5000%2600000180000000576.55865.6319%927.422464.6120%2.1120%
GPU722845,613.823864.2857%4000000180000000638.78364.2187%6,252.607465.7924%1.5067%
Difference-17-5,613.7812-9.0618%-4000000-180000000-638.7836-4.2187%-6,252.5648-10.5685%-1.5067%

Known prime factors (1 factor, 45.7 bits, 0.00000655% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697896439585688649537591445.73541961
3 × 71 × 197
2008-04-30711977.270e-90.00370.0068

P-1 results:
No P-1 results for M697896439


Trial Factoring results:
No TF results for M697896439


ECM factoring results:
No ECM results for M697896439


Lucas-Lehmer results:
No L-L results for M697896439


PRP results:
No PRP results for M697896439


P-1 factor-bounds graph:
100
101
102
100
101
102
103
TF factor-bounds graph:
267
240
250
260
270
280
290
2100
Last modified: 2008-04-30T11:45:39+00:00