is 2 102671389 - 1
has 30907168 decimal digits
takes 408.796 GHz-days to do one PRP test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP718868732E160761double-checked

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual276149.058064.4737%7400002225200011.03883.9269%160.096868.4006%5.9006%
PrimeNet2729.314562.5000%450000220000009.37655.3816%18.691067.8816%5.3816%
GPU72276149.058064.4737%6500002200000010.46823.8528%159.526268.3265%3.8528%
Difference---+90000+252000+0.5706+0.0741%+0.5706+0.0741%+0.0741%

Known prime factors:
No known factors for M102,671,389

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-02-19T00:13:46Simon Josefssontall7400002225200012---11.04--3.927%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-16T00:58:001997rj7comp5263264--0.019--
2010-08-19T11:53:00oodairaWin02264265--0.036--
2012-04-24T07:31:00sasaki3mate_ma1265266--0.073--
2013-09-06T22:33:00processinfoManual testing266267--0.146--
2013-09-07T13:50:00RobishManual testing267268--0.291--
2013-09-08T15:42:00RobishManual testing268269--0.582--
2013-09-10T21:41:00RobishManual testing269270--1.165--
2013-09-12T22:56:00RobishManual testing270271--2.329--
2014-12-12T04:39:00shaugeManual testing271272--4.658--
2020-02-26T18:15:45el groccoManual testing272273--9.316--
2020-03-30T14:58:04SRBaseManual testing273274--18.63--
2020-11-15T23:01:14TheJudgerManual testing274275--37.26--
2020-11-15T23:01:14TheJudgerManual testing275276--74.53--


ECM factoring results:
Exponent "102671389" not found


Lucas-Lehmer results:
Exponent "102671389" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2021-02-24T04:58:34Simon Josefssontall718868732E160761no


P-1 factor-bounds graph:
B1 = 740000, B2 = 22252000 (stage 2)
B1 = 740000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2021-02-24T04:58:34+00:00