is 2 697891949 - 1
has 210086411 decimal digits
takes 22,624.946 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%
PrimeNet280350.866062.5000%2600000180000000576.55865.6319%927.424664.6120%2.1120%
GPU722845,613.859964.2857%4000000180000000638.78364.2187%6,252.643565.7924%1.5067%
Difference-11-5,611.1190-5.3816%-4000000-180000000-638.7836-4.2187%-6,249.9026-6.8883%-6.8883%

Known prime factors (1 factor, 65.3 bits, 0.00000935% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697891949439344452276112044392065.25231476538231
31 × 43 × 23613307
2013-11-2443236133070.015960.478112.95

P-1 results:
No P-1 results for M697891949


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T13:20:00Architects Cubedm1_71263264--0.003--
2012-01-25T14:34:00ANONYMOUSManual testing264265--0.005--
2012-01-26T14:40:00laleraManual testing264265--0.005--
2013-11-24T10:36:00sasakiManual testing26526665.252200.00546,3640.011
2022-08-12T16:27:11LordJuliusManual testing2127065.252200.01646,3640.033
2022-08-12T16:27:11LordJuliusManual testing270271--0.343--
2022-08-12T16:27:11LordJuliusManual testing271272--0.685--
2022-08-12T16:27:11LordJuliusManual testing272273--1.371--


ECM factoring results:
No ECM results for M697891949


Lucas-Lehmer results:
No L-L results for M697891949


PRP results:
No PRP results for M697891949


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
273
272
271
270
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-12T16:27:11+00:00