is 2 697910737 - 1
has 210092067 decimal digits
takes 22,625.555 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
Actual2680.042655.2239%----0.042655.2239%0.0000%
PrimeNet280350.856662.5000%2600000180000000576.55865.6319%927.415264.6120%2.1120%
GPU722845,613.708864.2857%4000000180000000638.78364.2188%6,252.492465.7924%1.5067%
Difference-16-5,613.6662-9.0618%-4000000-180000000-638.7836-4.2188%-6,252.4498-10.5685%-10.5685%

Known prime factors (1 factor, 67.1 bits, 0.00000962% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6979107371619070617789178856012167.134115994104400
24 × 52 × 289985261
2014-09-17252899852610.0428742.681,387.1

P-1 results:
No P-1 results for M697910737


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
Missing TF 62 - 63
2010-07-14T17:30:00Architects Cubedm1_24263264--0.003--
2012-01-25T15:56:00laleraManual testing264265--0.005--
2013-11-13T23:21:00sasakiManual testing265266--0.011--
2014-09-17T09:26:00sasakiManual testing26626867.134210.02246,3650.044


ECM factoring results:
No ECM results for M697910737


Lucas-Lehmer results:
No L-L results for M697910737


PRP results:
No PRP results for M697910737


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
268
267
266
265
264
262
250
260
270
280
290
2100
Last modified: 2014-09-17T09:26:31+00:00