is 2 697721267 - 1
has 210035030 decimal digits
takes 22,619.413 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%
PrimeNet280350.951862.5000%2600000180000000576.55865.6317%927.510564.6119%2.1119%
GPU722845,615.233264.2857%4000000180000000638.78364.2186%6,254.016865.7924%1.5067%
Difference-16-5,615.1478-8.4034%-4000000-180000000-638.7836-4.2186%-6,253.9314-9.9100%-9.9100%

Known prime factors (1 factor, 65.5 bits, 0.00000938% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697721267512054106670013287672065.47336694746949
7 × 19 × 1249 × 220897
2013-11-2112492208970.02030.62131.0566

P-1 results:
No P-1 results for M697721267


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T10:20:00Architects Cubedm1_61263264--0.003--
2012-01-25T09:42:00laleraManual testing264265--0.005--
2013-11-21T06:31:00sasakiManual testing26526665.473200.01046,3530.020
2022-08-10T19:30:00LordJuliusManual testing2126865.473200.02046,3530.042


ECM factoring results:
No ECM results for M697721267


Lucas-Lehmer results:
No L-L results for M697721267


PRP results:
No PRP results for M697721267


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
TF factor-bounds graph:
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:00+00:00