is 2 49408309 - 1
has 14873384 decimal digits
takes 90.513 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
Actual2630.032358.7302%----0.032358.7302%-3.5887%
PrimeNet2692.416362.3188%22000090000001.85515.1241%4.271467.4429%5.1241%
GPU7227338.715064.3836%320000100000002.25093.6771%40.966068.0607%3.6771%
Difference-10-38.6827-5.6534%-320000-10000000-2.2509-3.6771%-40.9337-9.3305%-9.3305%

Known prime factors (2 factors, 88.3 bits, 0.00017872% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
494083095386493847191238.9715451
3 × 23 × 79
2379-8.745e-106.920e-50.0001
494083097097510505013271549.3347182507
3 × 53 × 199 × 227
1992272008-09-302.512e-60.00050.0011

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
494083093823069666562036850430221132788.305
P-1 results:
Exponent "49408309" not found


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-30T06:26:00markrManual testing??49.334159.94498e-7186.82.05203e-6


ECM factoring results:
Exponent "49408309" not found


Lucas-Lehmer results:
Exponent "49408309" not found


PRP results:
Exponent "49408309" not found


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
TF factor-bounds graph:
263
2
230
240
250
260
270
280
290
2100
Last modified: 2008-09-30T06:26:14+00:00