is 2 697745077 - 1
has 210042198 decimal digits
takes 22,620.185 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%
PrimeNet280350.939962.5000%2600000180000000576.55865.6317%927.498564.6119%2.1119%
GPU722845,615.041664.2857%4000000180000000638.78364.2186%6,253.825265.7924%1.5067%
Difference-16-5,614.9561-8.4034%-4000000-180000000-638.7836-4.2186%-6,253.7398-9.9100%-9.9100%

Known prime factors (1 factor, 67.5 bits, 0.00000968% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6977450772114664662861597757592167.519151535620427
97 × 1562222891
2014-09-159715622228910.07864,001.07,472.8

P-1 results:
No P-1 results for M697745077


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-04T00:00:00lindedv4_computers261262--0.000--
2010-07-18T10:30:00Architects Cubedm1_12263264--0.003--
2012-01-25T11:37:00laleraManual testing264265--0.005--
2013-11-23T03:13:00sasakiManual testing265266--0.011--
2014-09-15T13:27:00sasakiManual testing26626867.519210.05746,3550.118
2022-08-10T19:30:01LordJuliusManual testing2126867.519210.07946,3550.161


ECM factoring results:
No ECM results for M697745077


Lucas-Lehmer results:
No L-L results for M697745077


PRP results:
No PRP results for M697745077


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: 2022-08-10T19:30:01+00:00