is 2 22554659 - 1
has 6789629 decimal digits
takes 17.139 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
Actual2671.317462.6866 %----1.317462.6866 %
Target2695.293263.7681 %170000250000001.67793.9804 %6.971165.2103 %
Difference-2-3.9758-1.0815 %-170000-25000000-1.6779-3.9804 %-5.6537-2.5237 %

Known prime factors (3 factors, 133.1 bits, 0.00059022% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2255465945109319825.4271
1
2011-06-27111.982e-131.102e-62.242e-6
225546599381087142961211549.73720796340
22 × 5 × 1039817
2011-06-27510398174.563e-60.06240.1166
225546592802029952679539371857.9596211643352
23 × 3 × 31 × 8348983
2015-07-293183489830.00130.50120.9361

4 Composite Factors:
P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2011-06-27AxonManual testing2375.1640.9410.000%


Trial Factoring results:
57585960616263646566676869
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2015-07-29TJAOIManual testing257258*
57.959
18
0.001


ECM factoring results:
No ECM results for M22554659


Lucas-Lehmer results:
No L-L results for M22554659


PRP results:
No PRP results for M22554659


CERT results:
No CERT results for M22554659


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
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