is 2 697787663 - 1
has 210055018 decimal digits
takes 22,621.565 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%
PrimeNet280350.918462.5000%2600000180000000576.55865.6318%927.477164.6119%2.1119%
GPU722845,614.698964.2857%4000000180000000638.78364.2187%6,253.482565.7924%1.5067%
Difference-15-5,614.5278-7.7640%-4000000-180000000-638.7836-4.2187%-6,253.3114-9.2706%-9.2706%

Known prime factors (1 factor, 68.1 bits, 0.00000976% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6977876633247239823438158865512168.138232681085925
3 × 52 × 3102414479
2017-06-162531024144790.12077,945.614,840

P-1 results:
No P-1 results for M697787663


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T11:20:00Architects Cubedm1_06263264--0.003--
2012-01-25T14:30:00ANONYMOUSManual testing264265--0.005--
2012-01-26T11:57:00laleraManual testing264265--0.005--
2013-11-23T03:15:00sasakiManual testing265266--0.011--
2014-09-17T09:25:00sasakiManual testing266268--0.064--
2022-08-10T19:30:05LordJuliusManual testing21268--0.085--
2017-06-16T15:01:31ConductorManual testing26826968.138210.03546,3570.072


ECM factoring results:
No ECM results for M697787663


Lucas-Lehmer results:
No L-L results for M697787663


PRP results:
No PRP results for M697787663


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:05+00:00