is 2 44417437 - 1
has 13370981 decimal digits
takes 71.289 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
Actual2681.341961.7647 %----1.341961.7647 %
Target27221.530663.8889 %320000500000007.04384.0147 %28.574465.3386 %
Difference-4-20.1887-2.1242 %-320000-50000000-7.0438-4.0147 %-27.2325-3.5739 %

Known prime factors (1 factor, 102.9 bits, 0.00023163% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
44417437936552753129538493701037274871931102.885105426248832135282107907
32 × 68447 × 179651 × 357197 × 2666947
2009-04-1235719726669473.349e+91.12411.6918

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2009-04-12Thorsten Waldorfcrm31102.8853.3830.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2006-06-13dave_0273v4_computers212620.007
2007-10-17precius1v4_computers212680.673


ECM factoring results:
No ECM results for M44417437


Lucas-Lehmer results:
No L-L results for M44417437


PRP results:
No PRP results for M44417437


CERT results:
No CERT results for M44417437


P-1 factor-bounds graph:
104
105
106
104
105
106
107
TF factor-bounds graph:
268
262
this exponent TF target: 72
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00