is 2 697657157 - 1
has 210015731 decimal digits
takes 22,617.334 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
Actual2700.342557.1429%----0.342557.1429%0.0000%
PrimeNet280350.984162.5000%2600000180000000576.55865.6317%927.542764.6119%2.1119%
GPU722845,615.749264.2857%4000000180000000638.78364.2186%6,254.532865.7924%1.5066%
Difference-14-5,615.4067-7.1429%-4000000-180000000-638.7836-4.2186%-6,254.1903-8.6495%-8.6495%

Known prime factors (1 factor, 69.9 bits, 0.00001003% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69765715711386629516291544279992269.948816061972707
32 × 90673552523
2018-09-209906735525230.2790232,224433,730

P-1 results:
No P-1 results for M697657157


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T08:20:00Architects Cubedm1_12263264--0.003--
2012-01-25T11:35:00laleraManual testing264265--0.005--
2013-11-11T09:50:00sasakiManual testing265266--0.011--
2014-09-15T13:26:00sasakiManual testing266268--0.064--
2022-08-10T19:29:55LordJuliusManual testing21268--0.085--
2017-06-15T20:08:03ConductorManual testing268269--0.086--
2018-09-20T22:08:19srow7Manual testing26927069.948220.10846,3490.221


ECM factoring results:
No ECM results for M697657157


Lucas-Lehmer results:
No L-L results for M697657157


PRP results:
No PRP results for M697657157


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
270
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:55+00:00