is 2 63291043 - 1
has 19052503 decimal digits
takes 148.675 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2670.469561.1940%----0.469561.1940%0.0000%
PrimeNet2703.775462.8571%260000120000003.06435.1558%6.839764.7721%1.9150%
GPU7227460.448864.8649%400000140000003.88633.7856%64.335166.1949%1.3301%
Difference-7-59.9793-3.6708%-400000-14000000-3.8863-3.7856%-63.8656-5.0009%-5.0009%

Known prime factors (2 factors, 83.4 bits, 0.00013172% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
63291043632910431929.2375
5
-151.131e-124.148e-66.932e-6
63291043196840120937621531754.128155503932
22 × 3 × 337 × 38453
2014-11-05337384537.052e-50.00820.0133

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
63291043124582165780722166667179432683.365
P-1 results:
No P-1 results for M63291043


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2014-11-05T12:04:00TJAOIManual testing254255*54.128173.25993e-5306.46.71933e-5


ECM factoring results:
No ECM results for M63291043


Lucas-Lehmer results:
No L-L results for M63291043


PRP results:
No PRP results for M63291043


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
TF factor-bounds graph:
267
255
220
230
240
250
260
270
280
290
2100
Last modified: 2014-11-05T12:04:28+00:00