is 2 697839179 - 1
has 210070526 decimal digits
takes 22,623.235 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%
PrimeNet280350.892562.5000%2600000180000000576.55865.6318%927.451264.6119%2.1119%
GPU722845,614.284464.2857%4000000180000000638.78364.2187%6,253.068065.7924%1.5067%
Difference-16-5,614.1990-8.4034%-4000000-180000000-638.7836-4.2187%-6,252.9826-9.9100%-9.9100%

Known prime factors (2 factors, 128.9 bits, 0.00001848% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697839179206868304509123035692064.16514822061496
23 × 112 × 31 × 493937
2012-01-251214939370.00731.27042.3627
697839179313010860513026592312064.76322427148685
5 × 4485429737
2012-01-25544854297370.006111,48821,456

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
69783917964752026007271420566400391706563209543939128.928
P-1 results:
No P-1 results for M697839179


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2012-01-25T11:31:00laleraManual testing??64.165200.00246,3610.005
2012-01-25T11:31:00laleraManual testing??64.763200.00146,3610.002
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T12:20:00Architects Cubedm1_76263264--0.003--
2022-08-10T19:30:09LordJuliusManual testing2126864.165200.00746,3610.015
2022-08-10T19:30:09LordJuliusManual testing2126864.763200.00646,3610.013


ECM factoring results:
No ECM results for M697839179


Lucas-Lehmer results:
No L-L results for M697839179


PRP results:
No PRP results for M697839179


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
268
264
262
2
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:09+00:00