is 2 194544697 - 1
has 58563790 decimal digits
takes 1,591.484 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
Actual2670.152758.2090 %----0.152758.2090 %
Target278314.665564.1026 %1200000225000000158.86804.2478 %473.533565.6274 %
Difference-11-314.5128-5.8936 %-1200000-225000000-158.8680-4.2478 %-473.3808-7.4185 %

Known prime factors (2 factors, 127.7 bits, 0.00006563% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
19454469730109976497728000311961.3857738575495
3 × 5 × 7 × 139 × 379 × 1399
2009-07-2837913990.00210.00520.0091
194544697904869635824262535592066.294232560858707
88001 × 2642707
2020-01-158800126427070.09172.69493.1899

1 Composite Factors:
P-1 results:
No P-1 results for M194544697


Trial Factoring results:
57585960616263646566676869707172737475767778
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2020-01-15TJAOIManual testing266267*
66.294
20
0.023


ECM factoring results:
No ECM results for M194544697


Lucas-Lehmer results:
No L-L results for M194544697


PRP results:
No PRP results for M194544697


CERT results:
No CERT results for M194544697


P-1 factor-bounds graph:
101
102
103
104
105
101
102
103
104
105
106
107
TF factor-bounds graph:
this exponent TF target: 78
TF double-checked to: 67
250
260
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280
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Last modified: 2024-03-13T02:15:48+00:00