is 2 109122907 - 1
has 32849269 decimal digits
takes 478.928 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual276140.245564.4737%55000004303759348.01655.3684%188.262066.3809%1.9072%
PrimeNet2728.763862.5000%4500002400000011.02915.5022%19.792964.5633%2.0633%
GPU72276140.245564.4737%7000002400000012.53343.9842%152.778865.8891%1.4154%
Difference---+4800000+19037593+35.4832+1.3842%+35.4832+0.4917%+0.4917%

Known prime factors (1 factor, 128.1 bits, 0.00011742% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10912290737312531356798448654297773166624265880739128.1331709656220796906036158740399329
32 × 137 × 373 × 643 × 3701 × 26959 × 1346341 × 43037593
2021-08-041346341430375931.384e+923.02327.870

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-08-04T19:59:02S00030Manual testing55000004303759339128.13348.02957.996.035.368%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-29T06:11:00James Hintzsharon263264--0.018--
2010-09-15T07:15:00RichardUNKNOWN264265--0.034--
2012-07-23T14:06:00sasaki3MATE_J2265266--0.068--
2014-11-07T00:33:00SMoffatManual testing266267--0.137--
2014-11-07T12:58:00RichD0Manual testing267268--0.274--
2014-11-08T12:32:00shaugeManual testing268269--0.548--
2014-11-08T12:32:00shaugeManual testing269270--1.096--
2014-11-08T12:32:00shaugeManual testing270271--2.191--
2015-02-06T18:58:00Red RavenManual testing271272--4.383--
2020-03-05T11:11:45CADukeManual testing272273--8.765--
2020-07-21T10:55:13XZTManual testing273274--17.53--
2021-04-26T21:10:04TheJudgerManual testing274275--35.06--
2021-04-26T21:10:04TheJudgerManual testing275276--70.12--


ECM factoring results:
Exponent "109122907" not found


Lucas-Lehmer results:
Exponent "109122907" not found


PRP results:
Exponent "109122907" not found


P-1 factor-bounds graph:
B1 = 5500000, B2 = 43037593 (P-1 stage 2)
B1 = 5500000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2021-08-04T19:59:02+00:00