is 2108872209-1
has 32,773,801 decimal digits
takes 477.828 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
Actual276140.568464.4737%801,00022,239,00012.53053.9937%153.098968.4673%5.9673%
PrimeNet2728.784062.5000%450,00024,000,00011.02915.5007%19.813168.0007%5.5007%
GPU72276140.568464.4737%700,00024,000,00012.53343.9831%153.101868.4568%3.9831%
Difference---+101,000-1,761,000-0.0028+0.0106%-0.0028+0.0106%+0.0106%

Known prime factors (1 factor, 132.7 bits, 0.00012186% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
108872209868101680061902041259918911480550131780740132.67339867918913168283434936041000167
7 × 11 × 19 × 1009 × 7187 × 76603 × 103393 × 149257 × 3178841
149,2573,178,8412020-10-171.484e+92.00032.0586

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-10-17T07:58:50GANLMS-03801,00022,239,00040132.67312.53955.725.063.994%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-28T04:25:00lindedskynet-node045263264--0.018--
2010-09-14T02:36:00RichardUNKNOWN264265--0.034--
2012-05-24T22:15:00omiXorpLLB03-z800-09265266--0.069--
2013-10-12T14:12:00GrunwalderGIMPcompute-0-2266267--0.137--
2014-07-25T00:21:00webbertManual testing267268--0.275--
2014-07-27T19:13:00webbertManual testing268269--0.549--
2014-11-05T05:29:00Smok_bmvManual testing269270--1.098--
2014-11-08T17:50:00SWL551Manual testing270271--2.196--
2019-01-21T21:14:49Niels_Mache_NextcloudManual testing271272--4.393--
2019-08-06T16:52:32Niels_Mache_NextcloudManual testing272273--8.786--
2019-08-06T16:52:32Niels_Mache_NextcloudManual testing273274--17.57--
2020-03-10T21:45:40jbach67Manual testing274275--35.14--
2020-09-12T10:27:02Yves de WandelaarGPU72_TF275276--70.29--


ECM factoring results:
Exponent "108872209" not found


Lucas-Lehmer results:
Exponent "108872209" not found


PRP results:
Exponent "108872209" not found


P-1 factor-bounds graph:
B1 = 801,000, B2 = 22,239,000 (stage 2)
B1 = 801,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2020-10-17T07:58:50+00:00