is 2 697857383 - 1
has 210076005 decimal digits
takes 22,623.826 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
Actual2721.370458.3333%----1.370458.3333%0.0000%
PrimeNet280350.883462.5000%2600000180000000576.55865.6318%927.442064.6119%2.1119%
GPU722845,614.137964.2857%4000000180000000638.78364.2187%6,252.921665.7924%1.5067%
Difference-12-5,612.7676-5.9524%-4000000-180000000-638.7836-4.2187%-6,251.5512-7.4591%-7.4591%

Known prime factors (1 factor, 72.8 bits, 0.00001043% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69785738382656050839809527651032272.8085922130570897
1006249 × 5885353
2021-04-30100624958853532.627459.79796.266

P-1 results:
No P-1 results for M697857383


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-01-04T00:00:00lindedv4_computers261262--0.000--
2010-07-18T12:51:00Architects Cubedm1_10263264--0.003--
2012-01-25T11:31:00laleraManual testing264265--0.005--
2013-11-24T10:35:00sasakiManual testing265266--0.011--
2014-09-17T09:26:00sasakiManual testing266268--0.064--
2022-08-10T19:30:11LordJuliusManual testing21268--0.085--
2017-06-16T20:58:16ConductorManual testing268269--0.086--
2018-09-21T21:39:04srow7Manual testing269270--0.171--
2018-11-29T16:45:08Niels_Mache_NextcloudManual testing270271--0.343--
2020-09-28T17:40:29SRBaseManual testing271272--0.685--
2021-04-30T07:42:01SRBaseManual testing272273*72.808221.25746,3592.576


ECM factoring results:
No ECM results for M697857383


Lucas-Lehmer results:
No L-L results for M697857383


PRP results:
No PRP results for M697857383


P-1 factor-bounds graph:
105
106
107
105
106
107
TF factor-bounds graph:
273
272
271
270
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-10T19:30:11+00:00