is 2 697741871 - 1
has 210041233 decimal digits
takes 22,620.081 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
Actual2690.171156.5217%----0.171156.5217%0.0000%
PrimeNet280350.941562.5000%2600000180000000576.55865.6317%927.500164.6119%2.1119%
GPU722845,615.067464.2857%4000000180000000638.78364.2186%6,253.851065.7924%1.5067%
Difference-15-5,614.8963-7.7640%-4000000-180000000-638.7836-4.2186%-6,253.6799-9.2706%-9.2706%

Known prime factors (1 factor, 68.6 bits, 0.00000983% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6977418714391601234310599424492168.573314700995944
23 × 5483 × 7174471		2017-06-16548371744710.144518.61834.319

P-1 results:
No P-1 results for M697741871


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-04T00:00:00lindedv4_computers261262--0.000--
2010-07-18T10:30:00Architects Cubedm1_34263264--0.003--
2012-01-25T11:36:00laleraManual testing264265--0.005--
2013-11-23T03:13:00sasakiManual testing265266--0.011--
2014-09-15T13:27:00sasakiManual testing266268--0.064--
2022-08-10T19:30:01LordJuliusManual testing21268--0.085--
2017-06-16T15:01:13ConductorManual testing26826968.573210.05946,3540.121


ECM factoring results:
No ECM results for M697741871


Lucas-Lehmer results:
No L-L results for M697741871


PRP results:
No PRP results for M697741871


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
107
TF factor-bounds graph:
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:01+00:00