is 2 22985507 - 1
has 6919328 decimal digits
takes 17.467 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
Actual2671.292762.6866 %----1.292762.6866 %
Target2695.194063.7681 %170000250000001.67793.9906 %6.871965.2140 %
Difference-2-3.9013-1.0815 %-170000-25000000-1.6779-3.9906 %-5.5792-2.5274 %

Known prime factors (3 factors, 125.8 bits, 0.00054722% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
229855077535568614891239.45516392
23 × 3 × 683
2011-06-2986834.932e-94.934e-57.642e-5
2298550728901057081531341.39462868
22 × 3 × 132 × 31
2008-09-081691692.049e-80.00020.0004
22985507335702410314731444.932730248
23 × 3 × 30427
2011-06-298304271.083e-70.00180.0034

4 Composite Factors:
P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2011-06-29AxonManual testing2684.3870.9410.000%


Trial Factoring results:
57585960616263646566676869
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2008-09-08Will EdgingtonManual testing??
41.394
13


ECM factoring results:
No ECM results for M22985507


Lucas-Lehmer results:
No L-L results for M22985507


PRP results:
No PRP results for M22985507


CERT results:
No CERT results for M22985507


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
TF factor-bounds graph:
this exponent TF target: 69
TF double-checked to: 67
250
260
270
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Last modified: 2024-03-13T02:15:48+00:00