is 2 24854719 - 1
has 7482016 decimal digits
takes 20.160 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
Actual2671.195562.6866%----1.195562.6866%0.0000%
PrimeNet2660.594262.1212%11000040000000.37864.9736%0.972864.0052%1.8840%
GPU722709.613964.2857%18000050000000.52063.6574%10.134465.5919%1.3062%
Difference-3-8.4184-1.5991%-180000-5000000-0.5206-3.6574%-8.9389-2.9054%-2.9054%

Known prime factors (2 factors, 81.1 bits, 0.00032616% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
24854719123776500631133.527249
3 × 83
-3834.852e-118.655e-69.767e-6
248547192044832031642231547.5394113569
4113569
2008-10-01141135691.043e-60.26360.4923

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
2485471925310215325280866152960492581.066
P-1 results:
No P-1 results for M24854719


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-10-01T01:46:00markrManual testing??47.539152.88835e-741.675.97033e-7


ECM factoring results:
No ECM results for M24854719


Lucas-Lehmer results:
No L-L results for M24854719


PRP results:
No PRP results for M24854719


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
107
TF factor-bounds graph:
267
2
230
240
250
260
270
280
290
2100
Last modified: 2008-10-01T01:46:49+00:00