is 2 697641991 - 1
has 210011166 decimal digits
takes 22,616.843 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%
PrimeNet280350.991762.5000%2600000180000000576.55865.6317%927.550364.6119%2.1119%
GPU722845,615.871364.2857%4000000180000000638.78364.2186%6,254.654965.7923%1.5066%
Difference-16-5,615.7858-8.4034%-4000000-180000000-638.7836-4.2186%-6,254.5694-9.9100%-9.9100%

Known prime factors (1 factor, 64.9 bits, 0.00000931% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697641991354095249543562800332064.94125378005776
24 × 37 × 701 × 61153		2012-01-25701611530.00960.18780.2925

P-1 results:
No P-1 results for M697641991


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2012-01-25T11:36:00laleraManual testing??64.941200.00546,3480.009
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T07:50:00Architects Cubedm1_37263264--0.003--
2022-08-10T19:29:53LordJuliusManual testing2126864.941200.01046,3480.020


ECM factoring results:
No ECM results for M697641991


Lucas-Lehmer results:
No L-L results for M697641991


PRP results:
No PRP results for M697641991


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
TF factor-bounds graph:
268
264
262
2
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:53+00:00