is 2 697731647 - 1
has 210038155 decimal digits
takes 22,619.749 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
Actual2680.085455.8824%----0.085455.8824%0.0000%
PrimeNet280350.946662.5000%2600000180000000576.55865.6317%927.505264.6119%2.1119%
GPU722845,615.149764.2857%4000000180000000638.78364.2186%6,253.933365.7924%1.5067%
Difference-16-5,615.0642-8.4034%-4000000-180000000-638.7836-4.2186%-6,253.8478-9.9100%-9.9100%

Known prime factors (1 factor, 64.6 bits, 0.00000926% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697731647288231944182117597192064.64420654928397
83 × 3943 × 63113
2012-01-253943631130.00900.33690.3772

P-1 results:
No P-1 results for M697731647


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2012-01-25T09:42:00laleraManual testing??64.644200.00446,3540.008
2010-01-04T00:00:00lindedv4_computers261262--0.000--
2010-07-18T10:20:00Architects Cubedm1_06263264--0.003--
2022-08-10T19:30:00LordJuliusManual testing2126864.644200.00946,3540.018


ECM factoring results:
No ECM results for M697731647


Lucas-Lehmer results:
No L-L results for M697731647


PRP results:
No PRP results for M697731647


P-1 factor-bounds graph:
102
103
104
102
103
104
105
TF factor-bounds graph:
268
264
262
2
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:00+00:00