is 2 75754417 - 1
has 22804352 decimal digits
takes 209.438 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
Actual2670.392259.7015%----0.392259.7015%0.0000%
PrimeNet2703.154361.4286%320000140000004.27075.5642%7.425063.5747%2.1462%
GPU7227450.503563.5135%500000180000005.82664.1881%56.330165.0416%1.5281%
Difference-7-50.1113-3.8120%-500000-18000000-5.8266-4.1881%-55.9379-5.3401%-5.3401%

Known prime factors (2 factors, 65.3 bits, 0.00008615% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
75754417454526503928.7603
3
-134.724e-134.446e-68.159e-6
75754417975716890971136.506644
22 × 7 × 23
2008-09-117231.377e-103.156e-55.711e-5

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
75754417443489186370626377912065.266
P-1 results:
No P-1 results for M75754417


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-11T18:27:00Will EdgingtonManual testing??36.506111.68453e-11430.23.45993e-11


ECM factoring results:
No ECM results for M75754417


Lucas-Lehmer results:
No L-L results for M75754417


PRP results:
No PRP results for M75754417


P-1 factor-bounds graph:
100
101
100
101
102
TF factor-bounds graph:
267
2
220
230
240
250
260
270
280
290
2100
Last modified: 2008-09-11T18:27:34+00:00