is 2 46417291 - 1
has 13972997 decimal digits
takes 80.586 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
Actual2681.284161.7647 %----1.284161.7647 %
Target27220.603063.8889 %320000550000008.30514.1126 %28.908065.3740 %
Difference-4-19.3189-2.1242 %-320000-55000000-8.3051-4.1126 %-27.6239-3.6093 %

Known prime factors (1 factor, 88.9 bits, 0.00019146% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
464172915667197600295724938447457032788.8736104619074275279161
3 × 7219 × 20071 × 38569 × 364127
2009-07-27385693641271,350,4860.14170.1976

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2009-07-27PKJonesC9B9255822788.8731.1580.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2008-02-03korvav4_computers212680.644


ECM factoring results:
No ECM results for M46417291


Lucas-Lehmer results:
No L-L results for M46417291


PRP results:
No PRP results for M46417291


CERT results:
No CERT results for M46417291


P-1 factor-bounds graph:
103
104
105
103
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