is 2 34013131 - 1
has 10238973 decimal digits
takes 40.249 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
Actual2670.873661.1940 %----0.873661.1940 %
Target27114.055763.3803 %240000350000003.66133.8405 %17.717064.7867 %
Difference-4-13.1821-2.1863 %-240000-35000000-3.6613-3.8405 %-16.8434-3.5926 %

Known prime factors (1 factor, 53.6 bits, 0.00015759% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
34013131136587047156291211753.601200785760
25 × 5 × 7 × 31 × 5783
-3257833.955e-50.00060.0010

P-1 results:
No P-1 results for M34013131


Trial Factoring results:
575859606162636465666768697071
No TF results for M34013131


ECM factoring results:
No ECM results for M34013131


Lucas-Lehmer results:
No L-L results for M34013131


PRP results:
No PRP results for M34013131


CERT results:
No CERT results for M34013131


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
TF factor-bounds graph:
this exponent TF target: 71
TF double-checked to: 67
250
260
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Last modified: 2024-03-13T02:15:48+00:00