is 2 697908349 - 1
has 210091348 decimal digits
takes 22,625.478 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%
PrimeNet280350.857862.5000%2600000180000000576.55865.6319%927.416464.6120%2.1120%
GPU722845,613.728064.2857%4000000180000000638.78364.2187%6,252.511665.7924%1.5067%
Difference-13-5,613.0429-6.5392%-4000000-180000000-638.7836-4.2187%-6,251.8266-8.0459%-8.0459%

Known prime factors (1 factor, 71.7 bits, 0.00001028% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69790834939354628694234239440492271.7372819469687576
23 × 3 × 37 × 67 × 6869 × 6899		2020-09-28686968990.78830.32300.6571

P-1 results:
No P-1 results for M697908349


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
Missing TF 62 - 63
2010-07-18T13:41:00Architects Cubedm1_24263264--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--
2017-06-17T12:59:56ConductorManual testing268269--0.086--
2018-09-22T22:17:29srow7Manual testing269270--0.171--
2018-11-29T16:45:50Niels_Mache_NextcloudManual testing270271--0.343--
2020-09-28T16:00:46SRBaseManual testing271272*71.737220.10346,3640.212


ECM factoring results:
No ECM results for M697908349


Lucas-Lehmer results:
No L-L results for M697908349


PRP results:
No PRP results for M697908349


P-1 factor-bounds graph:
102
103
104
102
103
104
TF factor-bounds graph:
272
271
270
269
268
266
265
264
262
250
260
270
280
290
2100
Last modified: 2020-09-28T16:00:46+00:00