is 2 57004889 - 1
has 17160182 decimal digits
takes 120.819 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
Actual27333.555864.3836%----33.555864.3836%0.0000%
PrimeNet2692.094362.3188%240000110000002.53925.4725%4.633564.3809%2.0621%
GPU7227333.555864.3836%400000130000003.33904.0685%36.894865.8326%1.4490%
Difference----400000-13000000-3.3390-4.0685%-3.3390-1.4490%-1.4490%

Known prime factors (1 factor, 81.4 bits, 0.00014276% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5700488931422321022382597536129132581.37827561075526682104
23 × 11 × 29 × 47 × 1583 × 5351 × 27127
2011-12-155351271279,491.10.02010.0335

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2011-12-15T06:50:00Jwb52zClay2581.378-241.6-0.000%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-01T00:00:00ANONYMOUSv4_computers21253--2.10495e-5--
2000-01-04T00:00:00ANONYMOUSv4_computers21253--2.10495e-5--
2000-02-16T00:00:00ANONYMOUSv4_computers21254--4.20990e-5--
2000-04-05T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-08-24T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-10-19T00:00:00ANONYMOUSv4_computers21258--0.001--
2003-07-30T00:00:00Team Prime Ribv4_computers21260--0.003--
Missing TF 60 - 61
Missing TF 61 - 62
Missing TF 62 - 63
2008-09-03T01:40:00Sturle Sundebruch.ifi263264--0.034--
2008-09-03T22:36:00Sturle Sundekorsmo.ifi264265--0.066--
2008-09-04T15:11:00Sturle Sundefoster.ifi265266--0.131--
2008-09-05T02:12:00Sturle Sundefoster.ifi266267--0.262--
2009-05-22T22:24:00Los Alcoholicos~MetalfanBlacknesMfB-XP267268--0.524--
2011-04-24T20:01:00Thomas NManual testing268269--1.049--
2011-11-26T09:17:00PiepenManual testing269270--2.097--
2011-11-26T09:17:00PiepenManual testing270271--4.195--
2011-11-26T09:17:00PiepenManual testing271272--8.390--
2011-11-26T09:17:00PiepenManual testing272273--16.78--


ECM factoring results:
No ECM results for M57004889


Lucas-Lehmer results:
No L-L results for M57004889


PRP results:
No PRP results for M57004889


P-1 factor-bounds graph:
102
103
104
102
103
104
105
TF factor-bounds graph:
273
272
271
270
269
268
267
266
265
264
260
258
257
256
254
253
250
260
270
280
290
2100
Last modified: 2011-12-15T06:50:58+00:00