is 2 43200959 - 1
has 13004785 decimal digits
takes 65.941 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
Actual2681.379761.7647 %----1.379761.7647 %
Target27222.136963.8889 %300000500000006.65703.9638 %28.793965.3203 %
Difference-4-20.7571-2.1242 %-300000-50000000-6.6570-3.9638 %-27.4142-3.5556 %

Known prime factors (1 factor, 90.0 bits, 0.00020842% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
4320095912711382724768935638163641672890.03814711921932993357437
32 × 467 × 38593 × 133253 × 680651
2010-01-071332536806515,875,7290.36090.6002

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2010-01-07jendajenda2890.0381.8130.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2007-08-14Team Prime Ribv4_computers212680.692


ECM factoring results:
No ECM results for M43200959


Lucas-Lehmer results:
No L-L results for M43200959


PRP results:
No PRP results for M43200959


CERT results:
No CERT results for M43200959


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