is 2 57403057 - 1
has 17280042 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
Actual2670.517661.1940%----0.517661.1940%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-6-32.8054-3.1895%-400000-13000000-3.3390-4.0720%-36.1444-4.6398%-4.6398%

Known prime factors (1 factor, 67.4 bits, 0.00011733% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
574030571885682756486425083192167.3541642493322687
3 × 7 × 701 × 111574847
2009-06-067011115748470.628918.68434.892

P-1 results:
No P-1 results for M57403057


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2009-06-06T06:47:00SAHS Science Deptold_laptop??67.354210.111249.20.228
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
2008-10-05T11:14:00Sturle Sundeaeronautica.ifi263264--0.034--
2008-10-05T20:43:00Sturle Sundeaeronautica.ifi264265--0.065--
2008-10-06T22:53:00Sturle Sundeaeronautica.ifi265266--0.130--
2008-10-10T17:42:00Sturle Sundeaeronautica.ifi266267--0.260--


ECM factoring results:
No ECM results for M57403057


Lucas-Lehmer results:
No L-L results for M57403057


PRP results:
No PRP results for M57403057


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
267
266
265
264
260
258
257
256
254
253
2
250
260
270
280
290
2100
Last modified: 2009-06-06T06:47:32+00:00