is 2107866937-1
has 32,471,184 decimal digits
takes 442.404 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
Actual277283.758564.9351%850,00016,575,00010.15003.4457%293.908668.3808%5.8808%
PrimeNet2728.865962.5000%450,00022,000,0009.65865.4132%18.524467.9132%5.4132%
GPU72276141.878564.4737%700,00024,000,00011.71233.9786%153.590868.4523%3.9786%
Difference+1+141.8801+0.4614%+150,000-7,425,000-1.5623-0.5329%+140.3178-0.0715%-0.0715%

Known prime factors (1 factor, 123.1 bits, 0.00011411% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
1078669371132271381593695822691610054780635437738123.09152484635843219309300106021124
22 × 3 × 147319 × 156061 × 201907 × 609743 × 1545253
609,7431,545,2532020-03-271.719e+93.92937.3798

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-03-27T21:32:36Eric ClementsMacBookPro13850,00016,575,00038123.09110.15884.820.303.446%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-07-10T01:12:00Donna NobleATH2-630-temp263264--0.018--
2010-09-08T23:58:00oilwarzonedotcomb2bwebserver264265--0.035--
2012-05-19T22:38:00omiXorpLLB03-z800-09265266--0.069--
2013-09-21T13:42:00shengManual testing266267--0.139--
2013-09-25T17:07:00PEDManual testing267268--0.277--
2013-09-26T20:23:00Ryan PropperManual testing268269--0.554--
2013-09-29T05:13:00Ryan PropperManual testing269270--1.108--
2013-09-30T16:31:00Ryan PropperManual testing270271--2.217--
2015-02-15T12:00:00workerthreadManual testing271272--4.434--
2020-02-03T22:08:36Niels_Mache_NextcloudManual testing272273--8.868--
2020-02-03T22:08:36Niels_Mache_NextcloudManual testing273274--17.74--
2020-02-11T06:45:06ChuckManual testing274275--35.47--
2020-02-11T06:45:06ChuckManual testing275276--70.94--
2020-02-15T07:22:50el groccoManual testing276277--141.9--


ECM factoring results:
Exponent "107866937" not found


Lucas-Lehmer results:
Exponent "107866937" not found


PRP results:
Exponent "107866937" not found


P-1 factor-bounds graph:
B1 = 850,000, B2 = 16,575,000 (stage 2)
B1 = 850,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2020-03-27T21:32:36+00:00