is 2 57403051 - 1
has 17280041 decimal digits
takes 121.663 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
Actual27216.660063.8889%----16.660063.8889%0.0000%
PrimeNet2692.079862.3188%260000110000002.59735.5338%4.677164.4041%2.0852%
GPU7227333.323064.3836%400000130000003.33904.0720%36.662065.8339%1.4503%
Difference-1-16.6631-0.4947%-400000-13000000-3.3390-4.0720%-20.0020-1.9450%-1.9450%

Known prime factors (1 factor, 91.6 bits, 0.00015955% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5740305137192325461696955987540610472891.58732395774104147317873
17 × 31 × 227 × 379 × 364699 × 1959197
2012-06-28364699195919716,324,6751.38782.2810

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2012-06-28T02:26:00Jwb52zClay2891.587-243.3-0.000%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-23T00:00:00ANONYMOUSv4_computers21253--2.09035e-5--
2000-03-08T00:00:00ANONYMOUSv4_computers21254--4.18069e-5--
2000-06-28T00:00:00ANONYMOUSv4_computers21256--0.000--
2000-06-29T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-09-22T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-11-09T00:00:00ANONYMOUSv4_computers21258--0.001--
2003-08-25T00:00:00Team Prime Ribv4_computers21260--0.003--
Missing TF 60 - 61
Missing TF 61 - 62
Missing TF 62 - 63
2008-10-04T14:10:00Sturle Sundebakeng.ifi263264--0.034--
2008-10-05T01:15:00Sturle Sundebakeng.ifi264265--0.065--
2008-10-05T15:32:00Sturle Sundebakeng.ifi265266--0.130--
2008-10-06T23:09:00Sturle Sundebakeng.ifi266267--0.260--
2009-05-27T01:44:00JamesVHPdesk267268--0.521--
2011-04-25T00:16:00dsls3268269--1.041--
2011-06-21T04:08:00ANONYMOUS269270--2.083--
2011-09-22T11:52:00GrunwalderGIMPcompute-0-1270271--4.166--
2012-06-05T06:45:00Jerry HallettManual testing271272--8.332--


ECM factoring results:
No ECM results for M57403051


Lucas-Lehmer results:
No L-L results for M57403051


PRP results:
No PRP results for M57403051


P-1 factor-bounds graph:
104
105
106
104
105
106
107
TF factor-bounds graph:
272
271
270
269
268
267
266
265
264
260
258
257
256
254
253
250
260
270
280
290
2100
Last modified: 2012-06-28T02:26:35+00:00