is 2 697913197 - 1
has 210092807 decimal digits
takes 22,625.635 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
Actual2732.740858.9041%----2.740858.9041%0.0000%
PrimeNet280350.855362.5000%2600000180000000576.55865.6319%927.413964.6120%2.1120%
GPU722845,613.689064.2857%4000000180000000638.78364.2188%6,252.472665.7924%1.5067%
Difference-11-5,610.9482-5.3816%-4000000-180000000-638.7836-4.2188%-6,249.7318-6.8883%-6.8883%

Known prime factors (1 factor, 66.0 bits, 0.00000945% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697913197718595410831967819532065.96251481718208
26 × 34 × 89 × 241 × 463
2013-11-132414630.01100.01190.0231

P-1 results:
No P-1 results for M697913197


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T13:41:00Architects Cubedm1_04263264--0.003--
2012-01-25T15:56:00laleraManual testing264265--0.005--
2013-11-13T23:22:00sasakiManual testing26526665.962200.00146,3660.001
2022-08-13T01:07:44LordJuliusManual testing2127065.962200.01146,3660.023
2022-08-13T01:07:44LordJuliusManual testing270271--0.343--
2022-08-13T01:07:44LordJuliusManual testing271272--0.685--
2022-08-13T01:07:44LordJuliusManual testing272273--1.371--


ECM factoring results:
No ECM results for M697913197


Lucas-Lehmer results:
No L-L results for M697913197


PRP results:
No PRP results for M697913197


P-1 factor-bounds graph:
101
102
103
101
102
103
TF factor-bounds graph:
273
272
271
270
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-13T01:07:44+00:00