is 2 44135579 - 1
has 13286134 decimal digits
takes 67.368 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
Actual2681.350561.7647 %----1.350561.7647 %
Target27221.668163.8889 %300000500000006.65703.9748 %28.325165.3242 %
Difference-4-20.3176-2.1242 %-300000-50000000-6.6570-3.9748 %-26.9746-3.5595 %

Known prime factors (1 factor, 69.6 bits, 0.00015768% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
441355798894924286551638933372169.59210076818394692
22 × 7 × 941 × 2399 × 159421
2009-12-2423991594214.49460.02420.0359

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2009-12-24Christian Geschwentnerarkon2169.5921.3470.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2004-08-06dave_0273v4_computers212620.007
2008-01-15Per Jessenv4_computers212680.677


ECM factoring results:
No ECM results for M44135579


Lucas-Lehmer results:
No L-L results for M44135579


PRP results:
No PRP results for M44135579


CERT results:
No CERT results for M44135579


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
TF factor-bounds graph:
268
262
this exponent TF target: 72
TF double-checked to: 67
250
260
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280
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Last modified: 2024-03-13T02:15:48+00:00