is 2 697785461 - 1
has 210054355 decimal digits
takes 22,621.494 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%
PrimeNet280350.919662.5000%2600000180000000576.55865.6318%927.478264.6119%2.1119%
GPU722845,614.716664.2857%4000000180000000638.78364.2187%6,253.500265.7924%1.5067%
Difference-16-5,614.6312-8.4034%-4000000-180000000-638.7836-4.2187%-6,253.4148-9.9100%-9.9100%

Known prime factors (2 factors, 132.6 bits, 0.00001901% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697785461288031223882104816012064.64320638952800
25 × 52 × 113 × 228307
2012-01-251132283070.00940.58971.0921
6977854612895240271204679354632167.972207459200071
389 × 673 × 792443
2022-08-106737924430.07512.05943.7906

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
697785461833919598747840864572675795656941691626340132.615
P-1 results:
No P-1 results for M697785461


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2012-01-25T14:30:00ANONYMOUSManual testing??64.643200.00446,3570.009
2012-01-26T11:57:00laleraManual testing??64.643200.00446,3570.009
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T11:20:00Architects Cubedm1_20263264--0.003--
2022-08-10T19:30:04LordJuliusManual testing2126867.972210.07546,3570.154
2022-08-10T19:30:05LordJuliusManual testing2126864.643200.00946,3570.019


ECM factoring results:
No ECM results for M697785461


Lucas-Lehmer results:
No L-L results for M697785461


PRP results:
No PRP results for M697785461


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