is 2 44661373 - 1
has 13444413 decimal digits
takes 71.680 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
Actual2681.334661.7647 %----1.334661.7647 %
Target27221.413063.8889 %320000500000007.04384.0175 %28.456865.3397 %
Difference-4-20.0784-2.1242 %-320000-50000000-7.0438-4.0175 %-27.1222-3.5749 %

Known prime factors (1 factor, 77.3 bits, 0.00017312% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
446613731885121775880462380157692477.3192110461064285308
22 × 3 × 7 × 307 × 5381 × 15208861
2010-12-23538115208861897.171.94023.6017

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2010-12-23Shane Rgwit2477.3193.3960.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2007-10-29ComputerraRUv4_computers2632681.299


ECM factoring results:
No ECM results for M44661373


Lucas-Lehmer results:
No L-L results for M44661373


PRP results:
No PRP results for M44661373


CERT results:
No CERT results for M44661373


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
107
108
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