is 2 697712947 - 1
has 210032526 decimal digits
takes 22,619.143 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%
PrimeNet280350.956062.5000%2600000180000000576.55865.6317%927.514664.6119%2.1119%
GPU722845,615.300264.2857%4000000180000000638.78364.2186%6,254.083865.7924%1.5067%
Difference-16-5,615.2147-8.4034%-4000000-180000000-638.7836-4.2186%-6,253.9983-9.9100%-9.9100%

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
697712947944424924031577243592066.35667680048657
3 × 13 × 1735385863		2014-09-151317353858630.02504,444.58,301.1

P-1 results:
No P-1 results for M697712947


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T09:50:00Architects Cubedm1_73263264--0.003--
2012-01-25T09:42:00laleraManual testing264265--0.005--
2013-11-21T06:30:00sasakiManual testing265266--0.011--
2014-09-15T13:27:00sasakiManual testing26626866.356200.00446,3530.008
2022-08-10T19:29:59LordJuliusManual testing2126866.356200.02546,3530.051


ECM factoring results:
No ECM results for M697712947


Lucas-Lehmer results:
No L-L results for M697712947


PRP results:
No PRP results for M697712947


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:59+00:00