is 2 43935299 - 1
has 13225843 decimal digits
takes 67.062 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
Actual2681.356761.7647 %----1.356761.7647 %
Target27221.766963.8889 %300000500000006.65703.9725 %28.423965.3234 %
Difference-4-20.4102-2.1242 %-300000-50000000-6.6570-3.9725 %-27.0673-3.5587 %

Known prime factors (1 factor, 86.1 bits, 0.00019598% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
43935299832565631536697231229285372686.106947490571916555332
22 × 37 × 31051 × 415661 × 496019
2009-08-20415661496019634,0200.92971.8723

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2009-08-20WWU-CSv4_computers2686.1063.1790.000%
2009-10-25WWU-CSv4_computers2686.106-0.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2007-09-13ComputerraRUv4_computers2622630.022
2007-09-28BigBrotherv4_computers212680.680


ECM factoring results:
No ECM results for M43935299


Lucas-Lehmer results:
No L-L results for M43935299


PRP results:
No PRP results for M43935299


CERT results:
No CERT results for M43935299


P-1 factor-bounds graph:
104
105
106
104
105
106
TF factor-bounds graph:
268
263
this exponent TF target: 72
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00