is 2 697898309 - 1
has 210088325 decimal digits
takes 22,625.152 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
Actual2670.042655.2239%----0.042655.2239%0.0000%
PrimeNet280350.862862.5000%2600000180000000576.55865.6319%927.421464.6120%2.1120%
GPU722845,613.808764.2857%4000000180000000638.78364.2187%6,252.592365.7924%1.5067%
Difference-17-5,613.7661-9.0618%-4000000-180000000-638.7836-4.2187%-6,252.5498-10.5685%-10.5685%

Known prime factors (1 factor, 65.1 bits, 0.00000932% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
697898309387546506739475992412065.07127765256180
22 × 5 × 239 × 5808631		2013-11-2423958086310.018114.88727.785

P-1 results:
No P-1 results for M697898309


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-17T00:00:00lindedv4_computers261262--0.000--
TF assumed completed to 67 but no detailed record exists
2010-06-22T22:51:00Architects Cubedm1_16263264--0.003--
2012-01-25T14:36:00ANONYMOUSManual testing264265--0.005--
2013-11-24T10:36:00sasakiManual testing26526665.071200.00846,3650.016


ECM factoring results:
No ECM results for M697898309


Lucas-Lehmer results:
No L-L results for M697898309


PRP results:
No PRP results for M697898309


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
106
107
TF factor-bounds graph:
267
266
265
264
262
250
260
270
280
290
2100
Last modified: 2013-11-24T10:36:48+00:00