is 2 54394231 - 1
has 16374296 decimal digits
takes 107.466 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
Actual2670.546361.1940%----0.546361.1940%0.0000%
PrimeNet2692.194862.3188%240000100000002.21095.3482%4.405764.3341%2.0153%
GPU7227335.166364.3836%360000120000002.84813.9245%38.014465.7813%1.3978%
Difference-6-34.6200-3.1895%-360000-12000000-2.8481-3.9245%-37.4681-4.5873%-4.5873%

Known prime factors (1 factor, 59.8 bits, 0.00011000% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5439423110259738160117260891959.8329430906524
22 × 3 × 13 × 60454529		-13604545290.00259.435817.623

P-1 results:
No P-1 results for M54394231


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-08T00:00:00ANONYMOUSv4_computers21253--2.20598e-5--
2000-01-12T00:00:00ANONYMOUSv4_computers21253--2.20598e-5--
2000-03-01T00:00:00ANONYMOUSv4_computers21254--4.41195e-5--
2000-05-31T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-08-31T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-09-07T00:00:00ANONYMOUSv4_computers21258--0.001--
2003-04-27T00:00:00oerwinv4_computers21259--0.001--


ECM factoring results:
No ECM results for M54394231


Lucas-Lehmer results:
No L-L results for M54394231


PRP results:
No PRP results for M54394231


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
267
259
258
257
256
254
253
250
260
270
280
290
2100
Last modified: 2003-04-27T00:00:00+00:00