is 2 697913239 - 1
has 210092820 decimal digits
takes 22,625.636 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
Actual2710.685057.7465%----0.685057.7465%0.0000%
PrimeNet280350.855362.5000%2600000180000000576.55865.6319%927.413964.6120%2.1120%
GPU722845,613.688664.2857%4000000180000000638.78364.2188%6,252.472265.7924%1.5067%
Difference-13-5,613.0036-6.5392%-4000000-180000000-638.7836-4.2188%-6,251.7872-8.0459%-8.0459%

Known prime factors (1 factor, 71.1 bits, 0.00001019% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69791323926163904446777677223432271.1481874438181189
32 × 7 × 29752987003		2020-09-289297529870030.713076,200142,321

P-1 results:
No P-1 results for M697913239


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
Missing TF 62 - 63
2010-07-14T17:30:00Architects Cubedm1_53263264--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--
2018-09-22T22:17:38srow7Manual testing269270--0.171--
2018-11-29T16:45:54Niels_Mache_NextcloudManual testing270271--0.343--
2020-09-28T18:52:21SRBaseManual testing271272*71.148220.02846,3640.057


ECM factoring results:
No ECM results for M697913239


Lucas-Lehmer results:
No L-L results for M697913239


PRP results:
No PRP results for M697913239


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
272
271
270
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2020-09-28T18:52:21+00:00