is 2 697645331 - 1
has 210012171 decimal digits
takes 22,616.951 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
Actual2721.370858.3333%----1.370858.3333%0.0000%
PrimeNet280350.990062.5000%2600000180000000576.55865.6317%927.548764.6119%2.1119%
GPU722845,615.844464.2857%4000000180000000638.78364.2186%6,254.628065.7924%1.5066%
Difference-12-5,614.4736-5.9524%-4000000-180000000-638.7836-4.2186%-6,253.2572-7.4590%-7.4590%

Known prime factors (1 factor, 72.1 bits, 0.00001034% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69764533152040315814143234328232272.1403729711466681
37 × 2621 × 38459753
2021-04-302621384597531.727298.616183.97

P-1 results:
No P-1 results for M697645331


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-06-26T23:50:00Architects Cubedm1_41263264--0.003--
2012-01-25T11:34:00laleraManual testing264265--0.005--
2013-11-10T20:12:00sasakiManual testing265266--0.011--
2014-09-15T13:26:00sasakiManual testing266268--0.064--
2022-08-10T19:29:54LordJuliusManual testing21268--0.085--
2017-06-15T20:07:57ConductorManual testing268269--0.086--
2018-09-20T22:08:07srow7Manual testing269270--0.171--
2018-11-29T16:42:16Niels_Mache_NextcloudManual testing270271--0.343--
2020-09-28T18:41:30SRBaseManual testing271272--0.686--
2021-04-30T07:11:29SRBaseManual testing272273*72.140220.35646,3460.730


ECM factoring results:
No ECM results for M697645331


Lucas-Lehmer results:
No L-L results for M697645331


PRP results:
No PRP results for M697645331


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
107
108
TF factor-bounds graph:
273
272
271
270
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:54+00:00