is 2 22737553 - 1
has 6844686 decimal digits
takes 17.278 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
Actual2671.306862.6866 %----1.306862.6866 %
Target2695.250663.7681 %170000250000001.67793.9848 %6.928565.2119 %
Difference-2-3.9438-1.0815 %-170000-25000000-1.6779-3.9848 %-5.6217-2.5253 %

Known prime factors (2 factors, 77.4 bits, 0.00034045% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
22737553136425319927.0243
3
2011-06-28137.869e-131.222e-62.242e-6
2273755314708180881970091650.38632343368
23 × 433 × 9337
2011-06-2843393371.141e-50.00100.0010

1 Composite Factors:
P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2011-06-28AxonManual testing2477.4090.9410.000%


Trial Factoring results:
57585960616263646566676869
No TF results for M22737553


ECM factoring results:
No ECM results for M22737553


Lucas-Lehmer results:
No L-L results for M22737553


PRP results:
No PRP results for M22737553


CERT results:
No CERT results for M22737553


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
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