is 253470619-1
has 16,096,261 decimal digits
takes 105.642 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
Actual2681.114761.7647%635,00018,097,5004.54477.2355%5.659469.0002%6.6814%
PrimeNet2692.232862.3188%240,00010,000,0002.21095.3368%4.443667.6556%5.3368%
GPU7227335.773764.3836%360,00012,000,0002.84813.9160%38.621868.2996%3.9160%
Difference-5-34.6590-2.6189%+275,000+6,097,500+1.6966+3.3195%-32.9624+0.7007%+0.7007%

Known prime factors (1 factor, 120.5 bits, 0.00022541% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
53470619191956539265102805964211394399425879137120.53017949721066919274486443797705
5 × 29 × 13463 × 17477 × 34327 × 449437 × 34101721
449,43734,101,7212010-11-292.750e+96.54009.941

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2010-11-29T08:55:00BdotManual testing635,00018,097,50037120.5304.545211.39.0897.236%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-08T00:00:00ANONYMOUSv4_computers?253--2.24408e-5--
2000-01-12T00:00:00ANONYMOUSv4_computers?253--2.24408e-5--
2000-03-01T00:00:00ANONYMOUSv4_computers?254--4.48816e-5--
2000-05-24T00:00:00ANONYMOUSv4_computers?256--0.000--
2001-08-12T00:00:00ANONYMOUSv4_computers?257--0.000--
2002-07-14T00:00:00ANONYMOUSv4_computers?258--0.001--
2004-05-11T00:00:001997rj7v4_computers?260--0.001--
2007-09-13T00:00:001997rj7v4_computers?263--0.018--
2008-07-01T23:57:00ANONYMOUSManual testing?264--0.037--
2008-12-19T00:49:00Sturle Sundevancraft.ifi264265--0.070--
2008-12-19T14:19:00Sturle Sundegolan.ifi265266--0.140--
2008-12-20T12:53:00Sturle Sundegolan.ifi266267--0.280--
2009-05-02T04:45:00ITSTV267268--0.559--


ECM factoring results:
Exponent "53470619" not found


Lucas-Lehmer results:
Exponent "53470619" not found


PRP results:
Exponent "53470619" not found


P-1 factor-bounds graph:
B1 = 635,000, B2 = 18,097,500 (stage 2)
B1 = 635,000 (stage 1)
104
105
106
104
105
106
107
108
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: 2010-11-29T08:55:16+00:00