is 2 6351769 - 1
has 1912073 decimal digits
takes 1.126 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
Actual2674.678165.6716 %1090001905075902.69376.8725 %7.371768.0309 %
Target2662.325165.1515 %4500050000000.08092.5695 %2.406066.0469 %
Difference+1+2.3530+0.5201 %+64000+185507590+2.6128+4.3030%+4.9657+1.9839 %

Known prime factors (1 factor, 27.2 bits, 0.00042797% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6351769152442457927.18412
22 × 3
-442.815e-121.028e-62.092e-6

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2023-11-10Stef42z8g4109000190507590
skipped known factor: 152442457
--2.6947.585%


Trial Factoring results:
5758596061626364656667
No TF results for M6351769


ECM factoring results:
No ECM results for M6351769


Lucas-Lehmer results:
No L-L results for M6351769


PRP results:
dateuseridcompidcofactorsres64
2017-10-29kkmrkkblmbrbkc4.xlarge
152442457
C3B42DAF2A7EE644
2018-09-27rucio
152442457
C3B42DAF2A7EE644


CERT results:
No CERT results for M6351769


P-1 factor-bounds graph:
B1 = 109000, B2 = 190507590 (P-1 stage 2)
B1 = 109000 (P-1 stage 1)
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106
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108
109
TF factor-bounds graph:
this exponent TF target: 66
TF double-checked to: 67
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Last modified: 2024-02-09T03:30:02+00:00