is 2 77090119 - 1
has 23206439 decimal digits
takes 217.351 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
Actual27449.628563.5135 %710000136675005.78874.1547 %55.417265.0294 %
Target27449.628563.5135 %5000009000000021.97904.1971 %71.607565.0449 %
Difference---+210000-76332500-16.1903-0.0424 %-16.1903-0.0155 %

Known prime factors (1 factor, 75.0 bits, 0.00009733% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
77090119386381760580625789400012375.032250603946130000
24 × 3 × 54 × 3217 × 2596663
2015-05-0632172596663110.860.59081.0802

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2015-05-06ixfd64us-sjc1-55967100001366750022375.0325.7894.155%


Trial Factoring results:
575859606162636465666768697071727374
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2000-08-10ANONYMOUSv4_computers212531.56000e-5
2003-12-02ANONYMOUSv4_computers212610.002
2008-06-11George WoltmanManual testing212650.048
2010-09-25Djohnnietetten2652660.097
2010-09-27Razor_FX_IICosmos2662670.194
2010-10-03jwdenneyjohndenney2672680.388
2010-10-05John Rjrockut83pc2682690.775
2010-11-08egwin2692701.551
2012-12-30Oscar GDrome2702713.102
2014-09-10ChuckManual testing27127443.43


ECM factoring results:
No ECM results for M77090119


Lucas-Lehmer results:
No L-L results for M77090119


PRP results:
No PRP results for M77090119


CERT results:
No CERT results for M77090119


P-1 factor-bounds graph:
B1 = 710000, B2 = 13667500 (P-1 stage 2)
B1 = 710000 (P-1 stage 1)
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TF factor-bounds graph:
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this exponent TF target: 74
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00