is 2 697821413 - 1
has 210065177 decimal digits
takes 22,622.659 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
Actual2680.085455.8824%----0.085455.8824%0.0000%
PrimeNet280350.901562.5000%2600000180000000576.55865.6318%927.460164.6119%2.1119%
GPU722845,614.427364.2857%4000000180000000638.78364.2187%6,253.210965.7924%1.5067%
Difference-16-5,614.3419-8.4034%-4000000-180000000-638.7836-4.2187%-6,253.1255-9.9100%-9.9100%

Known prime factors (1 factor, 65.7 bits, 0.00000942% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697821413617513206391159407932065.74344245790892
22 × 35 × 45520361
2013-11-23243455203610.0106116.59217.74

P-1 results:
No P-1 results for M697821413


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-06-25T05:31:00Architects Cubedm1_07263264--0.003--
2012-01-25T09:38:00laleraManual testing264265--0.005--
2013-11-23T03:17:00sasakiManual testing26526665.743200.00046,3600.000
2022-08-10T19:30:08LordJuliusManual testing2126865.743200.01146,3600.022


ECM factoring results:
No ECM results for M697821413


Lucas-Lehmer results:
No L-L results for M697821413


PRP results:
No PRP results for M697821413


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