is 2 697888937 - 1
has 210085504 decimal digits
takes 22,624.849 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
Actual2732.740958.9041%----2.740958.9041%0.0000%
PrimeNet280350.867562.5000%2600000180000000576.55865.6319%927.426164.6120%2.1120%
GPU722845,613.884164.2857%4000000180000000638.78364.2187%6,252.667765.7924%1.5067%
Difference-11-5,611.1432-5.3816%-4000000-180000000-638.7836-4.2187%-6,249.9268-6.8883%-6.8883%

Known prime factors (1 factor, 65.2 bits, 0.00000934% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697888937418558449234928505772065.18229987468424
23 × 32 × 416492617
2013-11-2494164926170.01081,066.71,992.3

P-1 results:
No P-1 results for M697888937


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-14T16:50:00Architects Cubedm1_60263264--0.003--
2012-01-25T14:33:00ANONYMOUSManual testing264265--0.005--
2012-01-26T14:40:00laleraManual testing264265--0.005--
2013-11-24T10:36:00sasakiManual testing26526665.182200.00046,3640.001
2022-08-12T16:27:09LordJuliusManual testing2127065.182200.01146,3640.022
2022-08-12T16:27:10LordJuliusManual testing270271--0.343--
2022-08-12T16:27:10LordJuliusManual testing271272--0.685--
2022-08-12T16:27:10LordJuliusManual testing272273--1.371--


ECM factoring results:
No ECM results for M697888937


Lucas-Lehmer results:
No L-L results for M697888937


PRP results:
No PRP results for M697888937


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
273
272
271
270
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-12T16:27:10+00:00