is 2 13746391 - 1
has 4138077 decimal digits
takes 6.099 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
Actual2672.161664.1791 %3000002138020507.67648.9408 %9.838067.3818 %
Target2698.685065.2174 %90000110000000.44032.7900 %9.125366.1878 %
Difference-2-6.5234-1.0383 %+210000+202802050+7.2361+6.1508%+0.7127+1.1940 %

Known prime factors (1 factor, 44.1 bits, 0.00032077% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
13746391187887046827111444.095683405
5 × 103 × 1327
-10313273.279e-70.00010.0001

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2022-08-09nordisweet16_30.8b14300000300000
skipped known factor: 18788704682711
--0.2081.710%
2022-09-08nordisweet16_30.8b14300000213802050
skipped known factor: 18788704682711
--9.857.475%


Trial Factoring results:
57585960616263646566676869
No TF results for M13746391


ECM factoring results:
No ECM results for M13746391


Lucas-Lehmer results:
No L-L results for M13746391


PRP results:
dateuseridcompidcofactorsres64
2022-10-02krackerGRID-11
18788704682711
9D1C4540E3BBD4E8
2022-10-02Oliver KruseServer-Phi
18788704682711
9D1C4540E3BBD4E8


CERT results:
dateuseridcompid
2022-10-02Marcus CarpenterUbuntu-18.04_Laptop


P-1 factor-bounds graph:
B1 = 300000, B2 = 213802050 (P-1 stage 2)
B1 = 300000 (P-1 stage 1)
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109
TF factor-bounds graph:
this exponent TF target: 69
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00