is 2 697910431 - 1
has 210091975 decimal digits
takes 22,625.545 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%
PrimeNet280350.856762.5000%2600000180000000576.55865.6319%927.415364.6120%2.1120%
GPU722845,613.711264.2857%4000000180000000638.78364.2188%6,252.494865.7924%1.5067%
Difference-11-5,610.9704-5.3816%-4000000-180000000-638.7836-4.2188%-6,249.7540-6.8883%-6.8883%

Known prime factors (2 factors, 134.8 bits, 0.00001931% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697910431606763662535917355932065.71843470023916
22 × 3 × 112 × 312 × 31153
2013-11-13961311530.01140.12250.1490
6979104316148818251482808456412169.059440516288220
22 × 3 × 5 × 7341938137
2022-08-13573419381370.331318,80335,120

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
6979104313730879482537404208484691483229891860011341134.777
P-1 results:
No P-1 results for M697910431


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-04T00:00:00lindedv4_computers261262--0.000--
2010-06-26T23:50:00Architects Cubedm1_53263264--0.003--
2012-01-25T15:56:00laleraManual testing264265--0.005--
2013-11-13T23:22:00sasakiManual testing26526665.718200.00146,3650.002
2022-08-13T01:07:43LordJuliusManual testing2127065.718200.01146,3650.023
2022-08-13T01:07:43LordJuliusManual testing2127069.059210.33146,3650.679
2022-08-13T01:07:43LordJuliusManual testing270271--0.343--
2022-08-13T01:07:43LordJuliusManual testing271272--0.685--
2022-08-13T01:07:43LordJuliusManual testing272273--1.371--


ECM factoring results:
No ECM results for M697910431


Lucas-Lehmer results:
No L-L results for M697910431


PRP results:
No PRP results for M697910431


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
273
272
271
270
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-13T01:07:43+00:00