is 2 45586243 - 1
has 13722827 decimal digits
takes 73.165 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
Actual2681.307561.7647 %----1.307561.7647 %
Target27220.978663.8889 %320000500000007.04384.0281 %28.022465.3435 %
Difference-4-19.6710-2.1242 %-320000-50000000-7.0438-4.0281 %-26.7148-3.5788 %

Known prime factors (1 factor, 71.1 bits, 0.00015601% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
4558624325604471921178458961532271.11728083551348132
22 × 7 × 191 × 3967 × 1323727
2010-02-043967132372720.9150.17660.3135

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2010-02-04mkrasmkr2271.1173.5670.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2000-12-14Jossv4_computers212560.000
2007-12-18ANONYMOUSv4_computers212680.656


ECM factoring results:
No ECM results for M45586243


Lucas-Lehmer results:
No L-L results for M45586243


PRP results:
No PRP results for M45586243


CERT results:
No CERT results for M45586243


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
107
TF factor-bounds graph:
268
256
this exponent TF target: 72
TF double-checked to: 67
250
260
270
280
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Last modified: 2024-03-13T02:15:48+00:00