is 268139389-1
has 20,512,000 decimal digits
takes 182.178 GHz-days to do one L-L test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual27456.147663.5135%620,00012,710,0004.95723.9707%61.104867.4843%6.0557%
PrimeNet2703.506861.4286%300,00013,000,0003.84555.3774%7.352266.8060%5.3774%
GPU7227456.147663.5135%450,00015,000,0004.81773.9367%60.965467.4502%3.9367%
Difference---+170,000-2,290,000+0.1395+0.0341%+0.1395+0.0341%+0.0341%

Known prime factors (1 factor, 121.1 bits, 0.00017774% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
68139389286751001869698994909780143913774452937121.10921041500817515328388825158376
23 × 33 × 7 × 29 × 2557 × 21787 × 38873 × 335663 × 660157
335,663660,1572014-07-202.723e+91.36982.6483

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2014-07-20T15:33:00TheJudgerManual testing620,00012,710,0001237121.1094.957364.49.913.971%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2000-10-07T00:00:00Jocelyn Larouchev4_computers?253--1.76098e-5--
2009-01-06T01:28:001997rj7Manual testing?264--0.029--
2010-01-14T22:25:00Sturle Sundewright.ifi264265--0.055--
2010-01-20T03:44:00jhalpin260265266--0.110--
2010-01-21T02:14:00GrunwalderGIMPcompute-0-7266267--0.219--
2010-01-29T10:15:00ANONYMOUSlabcomp5267268--0.439--
2010-02-02T16:09:00Stefanooffice268269--0.877--
2012-03-01T01:42:00quantumfoam5678FzRSUhvN269270--1.755--
2012-07-28T03:47:00Clown_RoyalManual testing270271--3.509--
2014-07-04T22:30:00RichD0Manual testing271272--7.019--
2014-07-14T06:30:00chalsallManual testing272273--14.04--
2014-07-15T06:20:00BdotManual testing273274--28.08--


ECM factoring results:
Exponent "68139389" not found


Lucas-Lehmer results:
Exponent "68139389" not found


PRP results:
Exponent "68139389" not found


P-1 factor-bounds graph:
B1 = 620,000, B2 = 12,710,000 (stage 2)
B1 = 620,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2014-07-20T15:33:11+00:00