is 2 697911983 - 1
has 210092442 decimal digits
takes 22,625.596 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
Actual2732.740858.9041%----2.740858.9041%0.0000%
PrimeNet280350.855962.5000%2600000180000000576.55865.6319%927.414664.6120%2.1120%
GPU722845,613.698764.2857%4000000180000000638.78364.2188%6,252.482365.7924%1.5067%
Difference-11-5,610.9579-5.3816%-4000000-180000000-638.7836-4.2188%-6,249.7415-6.8883%-6.8883%

Known prime factors (1 factor, 72.3 bits, 0.00001036% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69791198358496999211842551442572272.3094190857918816
25 × 17 × 53987 × 142697
2021-04-30539871426972.24722.76505.1649

P-1 results:
No P-1 results for M697911983


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
2010-07-18T13:41:00Architects Cubedm1_55263264--0.003--
2012-01-25T15:56:00laleraManual testing264265--0.005--
2013-11-13T23:21:00sasakiManual testing265266--0.011--
2014-09-17T09:26:00sasakiManual testing266268--0.064--
2017-06-17T12:59:58ConductorManual testing268269--0.086--
2018-09-22T22:17:35srow7Manual testing269270--0.171--
2022-08-13T01:07:44LordJuliusManual testing21270--0.342--
2018-11-29T16:45:53Niels_Mache_NextcloudManual testing270271--0.343--
2022-08-13T01:07:44LordJuliusManual testing270271--0.343--
2020-09-28T17:05:39SRBaseManual testing271272--0.685--
2022-08-13T01:07:44LordJuliusManual testing271272--0.685--
2021-04-30T05:39:52SRBaseManual testing272273*72.309220.87746,3631.797
2022-08-13T01:07:44LordJuliusManual testing27227372.309220.87746,3631.797


ECM factoring results:
No ECM results for M697911983


Lucas-Lehmer results:
No L-L results for M697911983


PRP results:
No PRP results for M697911983


P-1 factor-bounds graph:
103
104
105
103
104
105
106
TF factor-bounds graph:
273
272
271
270
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2022-08-13T01:07:44+00:00