is 253248333-1
has 16,029,346 decimal digits
takes 102.010 GHz-days to do one L-L 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
Actual2681.119461.7647%----1.119461.7647%-0.5541%
PrimeNet2692.242162.3188%240,00010,000,0002.14385.3340%4.385967.6529%5.3340%
GPU7227335.923164.3836%360,00012,000,0002.76173.9139%38.684768.2975%3.9139%
Difference-5-34.8037-2.6189%-360,000-12,000,000-2.7617-3.9139%-37.5654-6.5328%-6.5328%

Known prime factors (1 factor, 123.6 bits, 0.00023205% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
532483331571893010541348621218458642729843255338123.564147600208493038516456323491172
22 × 3 × 461 × 9929 × 34217 × 282089 × 285953 × 973591
285,953973,5912010-09-293.494e+90.89841.6166

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2010-09-29T08:35:00kmdZeus-157,189,301,054,134,848-121,845,864,272,984,32038123.564-204.0-nan%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-08T00:00:00ANONYMOUSv4_computers?253--2.25345e-5--
2000-01-12T00:00:00ANONYMOUSv4_computers?253--2.25345e-5--
2000-03-01T00:00:00ANONYMOUSv4_computers?254--4.50689e-5--
2000-05-24T00:00:00ANONYMOUSv4_computers?256--0.000--
2001-07-29T00:00:00ANONYMOUSv4_computers?257--0.000--
2002-06-23T00:00:00ANONYMOUSv4_computers?258--0.001--
2004-04-20T00:00:001997rj7v4_computers?260--0.001--
2007-11-17T00:00:001997rj7v4_computers?263--0.018--
2008-07-21T01:59:00ANONYMOUSManual testing?264--0.037--
2009-04-27T05:35:00garonorth264265--0.070--
2009-05-02T03:39:00KonradWORK2265266--0.140--
2009-05-02T11:26:00KonradWORK2266267--0.281--
2009-05-02T21:33:00KonradWORK2267268--0.561--


ECM factoring results:
Exponent "53248333" not found


Lucas-Lehmer results:
Exponent "53248333" not found


PRP results:
Exponent "53248333" not found


P-1 factor-bounds graph:
TF factor-bounds graph:
268
267
266
265
264
263
260
258
257
256
254
253
250
260
270
280
290
2100
2110
2120
2130
Last modified: 2010-09-29T08:35:07+00:00