is 2 56726617 - 1
has 17076414 decimal digits
takes 120.229 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
Actual2670.523861.1940%----0.523861.1940%0.0000%
PrimeNet2692.104662.3188%240000110000002.53925.4692%4.643864.3797%2.0608%
GPU7227333.720464.3836%400000130000003.33904.0660%37.059465.8317%1.4482%
Difference-6-33.1966-3.1895%-400000-13000000-3.3390-4.0660%-36.5356-4.6377%-4.6377%

Known prime factors (1 factor, 49.2 bits, 0.00008678% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
567266176601933314514871549.2305819079
3 × 7 × 277099
1999-12-2372770992.037e-60.04640.0867

P-1 results:
No P-1 results for M56726617


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-23T00:00:00ANONYMOUSv4_computers??49.230157.15107e-7247.21.47029e-6


ECM factoring results:
No ECM results for M56726617


Lucas-Lehmer results:
No L-L results for M56726617


PRP results:
No PRP results for M56726617


P-1 factor-bounds graph:
100
101
100
101
102
103
104
105
106
TF factor-bounds graph:
267
2
240
250
260
270
280
290
2100
Last modified: 1999-12-23T00:00:00+00:00