is 260807991-1
has 18,305,030 decimal digits
takes 135.087 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
Actual27331.457164.3836%----31.457164.3836%2.0647%
PrimeNet2691.963362.3188%260,00012,000,0002.89795.6601%4.861267.9789%5.6601%
GPU7227331.457164.3836%400,00014,000,0003.67534.1600%35.132468.5435%4.1600%
Difference----400,000-14,000,000-3.6753-4.1600%-3.6753-4.1600%-4.1600%

Known prime factors (1 factor, 120.8 bits, 0.00019863% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
60807991228287022193247654132910894085165903937120.78018771136691002310381616693609
3 × 383 × 773 × 1231 × 12143 × 24251 × 132989 × 438391
132,989438,3912013-02-242.621e+90.48200.8718

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2013-02-24T17:13:00TheJudgerManual testing-228,287,022,193,247,648-132,910,894,085,165,90437120.780-270.2-nan%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2003-06-01T00:00:00ANONYMOUSv4_computers?259--0.001--
2003-09-09T00:00:00ANONYMOUSv4_computers?260--0.001--
2009-03-27T08:40:00ANONYMOUS5400263264--0.032--
2009-04-03T12:58:00KegsyInfotek1264265--0.061--
2009-04-17T02:23:00borgygCompLab15265266--0.123--
2009-07-06T16:05:00XyzzyXyzzy-9550-lt266267--0.246--
2009-07-10T15:45:00XyzzyXyzzy-9550-lt267268--0.492--
2009-07-16T10:55:00ANONYMOUS268269--0.983--
2011-07-21T04:24:00CreweNetWork269270--1.966--
2012-12-26T15:08:00Oscar ÖstlinManual testing270271--3.933--
2013-01-08T21:24:00Donna NobleManual testing271272--7.865--
2013-01-08T21:24:00Donna NobleManual testing272273--15.73--


ECM factoring results:
Exponent "60807991" not found


Lucas-Lehmer results:
Exponent "60807991" not found


PRP results:
Exponent "60807991" not found


P-1 factor-bounds graph:
TF factor-bounds graph:
273
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270
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260
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260
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Last modified: 2013-02-24T17:13:59+00:00