is 2 697862861 - 1
has 210077655 decimal digits
takes 22,624.003 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%
PrimeNet280350.880662.5000%2600000180000000576.55865.6318%927.439264.6119%2.1119%
GPU722845,614.093964.2857%4000000180000000638.78364.2187%6,252.877565.7924%1.5067%
Difference-17-5,614.0513-9.0618%-4000000-180000000-638.7836-4.2187%-6,252.8349-10.5685%-10.5685%

Known prime factors (1 factor, 65.9 bits, 0.00000944% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697862861680691892588534480072065.88448769746223
11 × 29 × 53 × 2884589
2013-11-245328845890.01187.390113.798

P-1 results:
No P-1 results for M697862861


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-04T00:00:00lindedv4_computers261262--0.000--
TF assumed completed to 67 but no detailed record exists
2010-07-18T13:20:00Architects Cubedm1_54263264--0.003--
2012-01-25T14:32:00ANONYMOUSManual testing264265--0.005--
2012-01-26T12:03:00laleraManual testing264265--0.005--
2013-11-24T10:36:00sasakiManual testing26526665.884200.00146,3620.003


ECM factoring results:
No ECM results for M697862861


Lucas-Lehmer results:
No L-L results for M697862861


PRP results:
No PRP results for M697862861


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
TF factor-bounds graph:
267
266
265
264
262
250
260
270
280
290
2100
Last modified: 2013-11-24T10:36:46+00:00