is 2 58935883 - 1
has 17741469 decimal digits
takes 130.928 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
Actual27332.456464.3836%----32.456464.3836%0.0000%
PrimeNet2692.025762.3188%260000120000002.89795.6384%4.923664.4435%2.1246%
GPU7227332.456464.3836%400000140000003.67534.1437%36.131765.8594%1.4759%
Difference----400000-14000000-3.6753-4.1437%-3.6753-1.4759%-1.4759%

Known prime factors (1 factor, 88.0 bits, 0.00014937% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
589358833159720020695535870310765292788.0302680641961956806408
23 × 11 × 19 × 31 × 3637 × 43961 × 323467
2012-08-10439613234671,742,3250.19070.2882

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2012-08-10T10:07:00Jwb52zClay2788.030-261.9-0.000%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-23T00:00:00ANONYMOUSv4_computers21253--2.03598e-5--
2000-02-09T00:00:00ANONYMOUSv4_computers21254--4.07196e-5--
2000-06-23T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-07-29T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-11-02T00:00:00ANONYMOUSv4_computers21258--0.001--
2003-07-30T00:00:00ANONYMOUSv4_computers21259--0.001--
2004-01-27T00:00:001997rj7v4_computers21260--0.003--
Missing TF 60 - 61
Missing TF 61 - 62
Missing TF 62 - 63
2009-01-30T15:57:00cnaTb_xo4yManual testing263264--0.033--
2009-02-04T16:51:00mbozzolanrunner02264265--0.063--
2009-02-06T22:43:00Net_ForceJJ-PC265266--0.127--
2009-02-08T09:57:00yukiyuki-4266267--0.254--
2009-02-25T05:21:00yukiyuki-4267268--0.507--
2009-06-10T22:09:00arnaudSRV-140268269--1.014--
2011-10-22T01:09:00Per Jessenbluewood269270--2.029--
2012-03-15T20:20:00Kyle AskineManual testing270271--4.057--
2012-07-17T05:12:00Craig MeyersManual testing271273--24.34--


ECM factoring results:
No ECM results for M58935883


Lucas-Lehmer results:
No L-L results for M58935883


PRP results:
No PRP results for M58935883


P-1 factor-bounds graph:
103
104
105
103
104
105
106
TF factor-bounds graph:
273
271
270
269
268
267
266
265
264
260
259
258
257
256
254
253
250
260
270
280
290
2100
Last modified: 2012-08-10T10:07:22+00:00