is 2 1207694141 - 1
has 363552163 decimal digits
takes 86,942.796 GHz-days to do one PRP test
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2680.049454.4118%----0.049454.4118%
Target28612,976.357663.9535%7000000180000000010,927.97854.4986%23,904.336065.5751%
Difference-18-12,976.3082-9.5417%-7000000-1800000000-10,927.9785-4.4986%-23,904.2867-11.1633%

Known prime factors (2 factors, 117.4 bits, 0.00000972% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1207694141264996692732658891754.55710971184
24 × 7 × 23 × 4259
2013-06-222342593.709e-60.02650.0452
120769414182186681735902797111962.8343402628155
35 × 5 × 1103 × 2539
2013-06-22110325390.00100.12330.2343

1 Composite Factors:
P-1 results:
No P-1 results for M1207694141


Trial Factoring results:
No TF results for M1207694141


ECM factoring results:
No ECM results for M1207694141


Lucas-Lehmer results:
No L-L results for M1207694141


PRP results:
No PRP results for M1207694141


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
TF factor-bounds graph:
268
this exponent TF target: 86
250
260
270
280
290
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Last modified: 2023-10-02T12:12:48+00:00