is 2 697901227 - 1
has 210089204 decimal digits
takes 22,625.247 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
Actual2732.740958.9041%----2.740958.9041%0.0000%
PrimeNet280350.861362.5000%2600000180000000576.55865.6319%927.420064.6120%2.1120%
GPU722845,613.785364.2857%4000000180000000638.78364.2187%6,252.568965.7924%1.5067%
Difference-11-5,611.0444-5.3816%-4000000-180000000-638.7836-4.2187%-6,249.8280-6.8883%-6.8883%

Known prime factors (1 factor, 67.3 bits, 0.00000964% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6979012271795034460342403083292167.283128602328732
22 × 10151 × 3167233
2014-09-171015131672330.08078.562815.150

P-1 results:
No P-1 results for M697901227


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-06-25T11:20:00Architects Cubedm1_03263264--0.003--
2012-01-25T15:55:00laleraManual testing264265--0.005--
2013-11-13T23:21:00sasakiManual testing265266--0.011--
2014-09-17T09:26:00sasakiManual testing26626867.283210.06046,3650.122
2022-08-13T01:07:40LordJuliusManual testing2127067.283210.08146,3650.165
2022-08-13T01:07:40LordJuliusManual testing270271--0.343--
2022-08-13T01:07:40LordJuliusManual testing271272--0.685--
2022-08-13T01:07:40LordJuliusManual testing272273--1.371--


ECM factoring results:
No ECM results for M697901227


Lucas-Lehmer results:
No L-L results for M697901227


PRP results:
No PRP results for M697901227


P-1 factor-bounds graph:
103
104
105
103
104
105
106
107
TF factor-bounds graph:
273
272
271
270
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-13T01:07:40+00:00