is 2 697787747 - 1
has 210055043 decimal digits
takes 22,621.568 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%
PrimeNet280350.918462.5000%2600000180000000576.55865.6318%927.477064.6119%2.1119%
GPU722845,614.698264.2857%4000000180000000638.78364.2187%6,253.481865.7924%1.5067%
Difference-16-5,614.6128-8.4034%-4000000-180000000-638.7836-4.2187%-6,253.3964-9.9100%-9.9100%

Known prime factors (1 factor, 64.1 bits, 0.00000919% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697787747203282154994571439132064.14014566188348
22 × 32 × 19 × 211 × 100927
2012-01-252111009270.00840.26790.4828

P-1 results:
No P-1 results for M697787747


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2012-01-25T14:30:00ANONYMOUSManual testing??64.140200.00346,3570.007
2012-01-26T11:57:00laleraManual testing??64.140200.00346,3570.007
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T10:50:00Architects Cubedm1_76263264--0.003--
2022-08-10T19:30:05LordJuliusManual testing2126864.140200.00846,3570.017


ECM factoring results:
No ECM results for M697787747


Lucas-Lehmer results:
No L-L results for M697787747


PRP results:
No PRP results for M697787747


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
106
TF factor-bounds graph:
268
264
262
2
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:05+00:00