is 2 697876199 - 1
has 210081670 decimal digits
takes 22,624.436 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2670.042655.2239 %----0.042655.2239 %
Target2845,613.986664.2857 %40000009000000002,482.77534.2187 %8,096.761965.7924 %
Difference-17-5,613.9440-9.0618 %-4000000-900000000-2,482.7753-4.2187 %-8,096.7193-10.5685 %

Known prime factors (3 factors, 142.8 bits, 0.00002046% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
69787619913957523991030.3781
1
2008-04-30112.050e-134.701e-59.567e-5
69787619999082355147899031653.1387098849
32 × 788761
2008-04-3097887612.661e-62.02053.7730
6978761996847801948131511131859.248490617244
22 × 13 × 29 × 325343
2015-11-05293253430.00010.83451.5562

4 Composite Factors:
P-1 results:
No P-1 results for M697876199


Trial Factoring results:
57585960616263646566676869707172737475767778798081828384
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2015-11-05TJAOIManual testing259260*
59.248
18
2.73363e-5


ECM factoring results:
No ECM results for M697876199


Lucas-Lehmer results:
No L-L results for M697876199


PRP results:
No PRP results for M697876199


CERT results:
No CERT results for M697876199


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
TF factor-bounds graph:
this exponent TF target: 84
TF double-checked to: 67
250
260
270
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290
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Last modified: 2024-03-13T02:15:48+00:00