is 2 172279589 - 1
has 51861324 decimal digits
takes 1,235.269 GHz-days to do one PRP test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2670.172558.2090%----0.172558.2090%-3.9532%
PrimeNet27422.207362.1622%7000004000000029.53885.5420%51.746167.7041%5.5420%
GPU72278355.332364.1026%11000004000000033.47094.0572%388.803368.1597%4.0572%
Difference-11-355.1599-5.8936%-1100000-40000000-33.4709-4.0572%-388.6308-9.9508%-9.9508%

Known prime factors (1 factor, 34.0 bits, 0.00001975% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
172279589175725180791134.03351
3 × 17
2007-11-183171.343e-113.912e-56.348e-5

P-1 results:
Exponent "172279589" not found


Trial Factoring results:
Exponent "172279589" not found


ECM factoring results:
Exponent "172279589" not found


Lucas-Lehmer results:
Exponent "172279589" not found


PRP results:
Exponent "172279589" not found


P-1 factor-bounds graph:
100
101
100
101
102
TF factor-bounds graph:
267
230
240
250
260
270
280
290
2100
Last modified: 2007-11-18T13:10:44+00:00