is 2 697854931 - 1
has 210075267 decimal digits
takes 22,623.746 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
Actual2700.342457.1429%----0.342457.1429%0.0000%
PrimeNet280350.884662.5000%2600000180000000576.55865.6318%927.443264.6119%2.1119%
GPU722845,614.157764.2857%4000000180000000638.78364.2187%6,252.941365.7924%1.5067%
Difference-14-5,613.8153-7.1429%-4000000-180000000-638.7836-4.2187%-6,252.5989-8.6495%-8.6495%

Known prime factors (1 factor, 69.8 bits, 0.00001000% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69785493110024433614807145526172269.764718231911068
22 × 7 × 1993 × 12870617
2018-09-211993128706170.276033.05261.566

P-1 results:
No P-1 results for M697854931


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-04T00:00:00lindedv4_computers261262--0.000--
2010-06-26T23:50:00Architects Cubedm1_42263264--0.003--
2012-01-25T11:31:00laleraManual testing264265--0.005--
2013-11-24T10:35:00sasakiManual testing265266--0.011--
2014-09-17T09:25:00sasakiManual testing266268--0.064--
2022-08-10T19:30:10LordJuliusManual testing21268--0.085--
2017-06-16T20:58:15ConductorManual testing268269--0.086--
2018-09-21T21:39:02srow7Manual testing26927069.764220.10546,3610.215


ECM factoring results:
No ECM results for M697854931


Lucas-Lehmer results:
No L-L results for M697854931


PRP results:
No PRP results for M697854931


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