is 2 58776209 - 1
has 17693402 decimal digits
takes 130.573 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
Actual27332.544564.3836%5450005450001.75561.7286%34.300164.9992%0.6157%
PrimeNet2692.031262.3188%260000120000002.89795.6366%4.929164.4428%2.1239%
GPU7227332.544564.3836%400000140000003.67534.1423%36.219865.8589%1.4754%
Difference---+145000-13455000-1.9197-2.4138%-1.9197-0.8597%-0.8597%

Known prime factors (1 factor, 76.9 bits, 0.00013087% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
587762091429158654667825397716812476.9201215762873263760
24 × 3 × 5 × 73 × 191 × 8849 × 41057
2012-10-31884941057280.670.03420.0580

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2012-10-31T09:01:00Jwb52zClay5450005450002476.9201.756261.13.5111.729%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-23T00:00:00ANONYMOUSv4_computers21253--2.04151e-5--
2000-02-09T00:00:00ANONYMOUSv4_computers21254--4.08302e-5--
2000-06-23T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-07-17T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-10-26T00:00:00ANONYMOUSv4_computers21258--0.001--
2003-07-30T00:00:00ANONYMOUSv4_computers21259--0.001--
2003-12-13T00:00:001997rj7v4_computers21260--0.003--
Missing TF 60 - 61
Missing TF 61 - 62
Missing TF 62 - 63
2008-11-09T09:58:00KYOJI_KAMEI263264--0.033--
2008-11-09T17:58:00Sturle Sundehummel.ifi264265--0.064--
2008-11-10T01:32:00Sturle Sundeniemeyer.ifi265266--0.127--
2008-11-12T04:53:00tmorrowMoo3266267--0.254--
2008-11-14T04:18:00tmorrowMoo3267268--0.509--
2009-09-01T15:38:00ITSWUV268269--1.017--
2011-05-08T23:44:00ANONYMOUSncdf174269270--2.034--
2011-10-12T18:13:00ANONYMOUS270271--4.068--
2012-07-22T21:49:00Kyle AskineManual testing271272--8.137--
2012-10-03T20:42:00sirlprManual testing272273--16.27--


ECM factoring results:
No ECM results for M58776209


Lucas-Lehmer results:
No L-L results for M58776209


PRP results:
No PRP results for M58776209


P-1 factor-bounds graph:
B1 = 545000 (P-1 stage 1)
102
103
104
105
106
102
103
104
105
106
TF factor-bounds graph:
273
272
271
270
269
268
267
266
265
264
260
259
258
257
256
254
253
250
260
270
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2100
Last modified: 2012-10-31T09:01:57+00:00