is 2 22619477 - 1
has 6809142 decimal digits
takes 17.188 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
Actual2671.313662.6866 %----1.313662.6866 %
Target2695.278163.7681 %170000250000001.67793.9820 %6.956065.2109 %
Difference-2-3.9644-1.0815 %-170000-25000000-1.6779-3.9820 %-5.6423-2.5243 %

Known prime factors (3 factors, 124.9 bits, 0.00055197% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
22619477135716863927.0163
3
2011-06-28137.910e-131.222e-62.242e-6
226194772480417466214971547.8185482924
22 × 23 × 61 × 977
2008-10-01619771.475e-60.00010.0001
2261947711405775370667531650.01925212288
27 × 3 × 65657
2011-06-28128656577.992e-60.00410.0074

4 Composite Factors:
P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2011-06-28AxonManual testing2477.0350.9410.000%


Trial Factoring results:
57585960616263646566676869
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2008-10-01markrManual testing??
47.818
15
1.45998e-7


ECM factoring results:
No ECM results for M22619477


Lucas-Lehmer results:
No L-L results for M22619477


PRP results:
No PRP results for M22619477


CERT results:
No CERT results for M22619477


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
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Last modified: 2024-03-13T02:15:48+00:00