is 2 697806581 - 1
has 210060713 decimal digits
takes 22,622.179 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
Actual2710.685157.7465%----0.685157.7465%0.0000%
PrimeNet280350.908962.5000%2600000180000000576.55865.6318%927.467564.6119%2.1119%
GPU722845,614.546764.2857%4000000180000000638.78364.2187%6,253.330365.7924%1.5067%
Difference-13-5,613.8616-6.5392%-4000000-180000000-638.7836-4.2187%-6,252.6452-8.0459%-8.0459%

Known prime factors (1 factor, 71.2 bits, 0.00001020% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69780658126463520477242174937692271.1641896193099764
22 × 32 × 43 × 1224930943
2020-09-284312249309431.28503,137.25,859.4

P-1 results:
No P-1 results for M697806581


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-04T00:00:00lindedv4_computers261262--0.000--
2010-07-18T11:20:00Architects Cubedm1_02263264--0.003--
2012-01-25T09:38:00laleraManual testing264265--0.005--
2013-11-23T03:16:00sasakiManual testing265266--0.011--
2014-09-17T09:25:00sasakiManual testing266268--0.064--
2022-08-10T19:30:07LordJuliusManual testing21268--0.085--
2017-06-16T20:57:51ConductorManual testing268269--0.086--
2018-09-21T21:38:17srow7Manual testing269270--0.171--
2018-11-29T16:44:26Niels_Mache_NextcloudManual testing270271--0.343--
2020-09-28T15:54:53SRBaseManual testing271272*71.164220.60046,3571.229


ECM factoring results:
No ECM results for M697806581


Lucas-Lehmer results:
No L-L results for M697806581


PRP results:
No PRP results for M697806581


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
272
271
270
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:07+00:00