is 2 24427471 - 1
has 7353402 decimal digits
takes 19.813 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
Actual2671.216462.6866%----1.216462.6866%0.0000%
PrimeNet2660.604662.1212%11000040000000.37864.9621%0.983264.0008%1.8796%
GPU722709.782064.2857%17000050000000.50943.6160%10.291565.5772%1.2914%
Difference-3-8.5656-1.5991%-170000-5000000-0.5094-3.6160%-9.0751-2.8906%-2.8906%

Known prime factors (3 factors, 112.5 bits, 0.00046063% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
2442747111725186091030.12724
23 × 3
-885.886e-129.409e-61.915e-5
2442747114167933191030.40029
29
2008-09-081295.893e-122.970e-62.970e-6
2442747144863302215776791651.99491829609
97 × 946697
2014-07-18979466971.890e-50.06080.1133

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
2442747116612165316343732711960.527
2442747152603056709189219665285112582.121
2442747163562026847590452467266012582.394
24427471745276593045574123285993600781800934112.521
P-1 results:
No P-1 results for M24427471


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2014-07-18T11:49:00ANONYMOUSManual testing??51.994166.61604e-640.991.36868e-5
2008-09-08T20:30:00Will EdgingtonManual testing??30.400103.67571e-1440.997.60406e-14


ECM factoring results:
No ECM results for M24427471


Lucas-Lehmer results:
No L-L results for M24427471


PRP results:
No PRP results for M24427471


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
TF factor-bounds graph:
267
2
230
240
250
260
270
280
290
2100
Last modified: 2014-07-18T11:49:16+00:00