is 2 58849303 - 1
has 17715406 decimal digits
takes 130.735 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
Actual2670.504961.1940%----0.504961.1940%0.0000%
PrimeNet2692.028762.3188%260000120000002.89795.6374%4.926664.4431%2.1242%
GPU7227332.504164.3836%400000140000003.67534.1430%36.179465.8591%1.4756%
Difference-6-31.9992-3.1895%-400000-14000000-3.6753-4.1430%-35.6745-4.6651%-4.6651%

Known prime factors (1 factor, 66.6 bits, 0.00011317% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
588493031119276017706072947592166.601950967947493
32 × 17 × 31 × 239 × 838909
2008-11-082398389090.26930.14800.2750

P-1 results:
No P-1 results for M58849303


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-11-08T09:10:00Profesor Falkenfalken_laceh??66.601210.018268.00.038
1999-12-23T00:00:00ANONYMOUSv4_computers21253--2.03898e-5--
2000-02-09T00:00:00ANONYMOUSv4_computers21254--4.07795e-5--
2000-06-23T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-07-17T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-11-02T00:00:00ANONYMOUSv4_computers21258--0.001--
2003-07-30T00:00:00ANONYMOUSv4_computers21259--0.001--
2004-01-07T00:00:001997rj7v4_computers21260--0.003--
TF assumed completed to 67 but no detailed record exists
2008-11-05T00:24:00precius1BYU-Duff263264--0.033--
2008-11-06T21:16:00Sturle Sundeaeromarine.ifi264265--0.063--
2008-11-07T20:48:00Sturle Sundeaeromarine.ifi265266--0.127--


ECM factoring results:
No ECM results for M58849303


Lucas-Lehmer results:
No L-L results for M58849303


PRP results:
No PRP results for M58849303


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
106
TF factor-bounds graph:
267
266
265
264
260
259
258
257
256
254
253
2
250
260
270
280
290
2100
Last modified: 2008-11-08T09:10:39+00:00