is 2 697890901 - 1
has 210086095 decimal digits
takes 22,624.912 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%
PrimeNet280350.866562.5000%2600000180000000576.55865.6319%927.425164.6120%2.1120%
GPU722845,613.868364.2857%4000000180000000638.78364.2187%6,252.651965.7924%1.5067%
Difference-16-5,613.8257-9.0618%-4000000-180000000-638.7836-4.2187%-6,252.6093-10.5685%-10.5685%

Known prime factors (1 factor, 68.0 bits, 0.00000974% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6978909012875655099590768705512167.962206024687775
32 × 52 × 915665279
2014-12-07259156652790.05382,345.14,380.0

P-1 results:
No P-1 results for M697890901


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
Missing TF 62 - 63
2010-06-22T22:50:00Architects Cubedm1_61263264--0.003--
2012-01-25T14:34:00ANONYMOUSManual testing264265--0.005--
2012-01-26T14:40:00laleraManual testing264265--0.005--
2013-11-24T10:36:00sasakiManual testing265266--0.011--
2013-12-04T10:00:00sasakiManual testing266267--0.021--
2014-12-07T00:30:00sasakiManual testing26726867.962210.01146,3640.023


ECM factoring results:
No ECM results for M697890901


Lucas-Lehmer results:
No L-L results for M697890901


PRP results:
No PRP results for M697890901


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: 2014-12-07T00:30:00+00:00