is 2 697892231 - 1
has 210086496 decimal digits
takes 22,624.955 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%
PrimeNet280350.865962.5000%2600000180000000576.55865.6319%927.424564.6120%2.1120%
GPU722845,613.857664.2857%4000000180000000638.78364.2187%6,252.641265.7924%1.5067%
Difference-11-5,611.1167-5.3816%-4000000-180000000-638.7836-4.2187%-6,249.9003-6.8883%-6.8883%

Known prime factors (1 factor, 66.4 bits, 0.00000951% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697892231946507661874208694092066.35967811878384
24 × 167 × 2699 × 9403
2013-12-04269994030.03730.14400.2582

P-1 results:
No P-1 results for M697892231


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-06-26T23:50:00Architects Cubedm1_30263264--0.003--
2012-01-25T14:34:00ANONYMOUSManual testing264265--0.005--
2012-01-26T14:40:00laleraManual testing264265--0.005--
2013-11-24T10:36:00sasakiManual testing265266--0.011--
2013-12-04T10:01:00sasakiManual testing26626766.359200.01646,3640.033
2022-08-12T16:27:11LordJuliusManual testing2127066.359200.03746,3640.076
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 M697892231


Lucas-Lehmer results:
No L-L results for M697892231


PRP results:
No PRP results for M697892231


P-1 factor-bounds graph:
102
103
104
102
103
104
TF factor-bounds graph:
273
272
271
270
267
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-12T16:27:11+00:00