is 2 10674101 - 1
has 3213225 decimal digits
takes 3.487 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L7B64571F474EA31Edouble-checked
PRP3AD2BBCBD0522AC8PRP-tested

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual273179.204367.1233%100000068323437018.07997.0274%197.284169.4337%2.3104%
PrimeNet2640.333562.5000%4500013000000.05373.7817%0.387263.9181%1.4181%
GPU722685.584164.7059%7000017000000.07522.7117%5.659365.6630%0.9571%
Difference+5+173.6202+2.4174%+930000+681534370+18.0046+4.3156%+191.6248+3.7707%+1.3533%

Known prime factors (1 factor, 128.6 bits, 0.00120440% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1067410150142946109963237810202486776383199928739128.55923488135492611151894760264483343
33 × 13 × 109 × 139 × 397 × 1579 × 2593 × 8273 × 310169 × 1058921
2022-02-1331016910589211.500e+100.16620.2990

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2000-07-17T00:00:00ANONYMOUSv4_computers1300002112500---0.113--1.778%
2022-02-13T17:13:09YzzyxManual testing100000068323437039128.55918.086.97436.167.027%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-10-21T00:00:00ANONYMOUSv4_computers21264--0.333--
2013-12-13T08:05:00lycornManual testing264265--0.350--
2015-05-11T19:59:00ThaManual testing265266--0.700--
2015-11-23T15:35:05VictordeHollanderManual testing266267--1.400--
2017-12-17T22:55:56ramgeisManual testing267268--2.800--
2017-12-17T22:55:56ramgeisManual testing268269--5.601--
2020-08-27T10:44:59ViliamFManual testing269270--11.20--
2021-08-13T16:26:28SRBaseManual testing270271--22.40--
2021-10-26T15:02:13SRBaseManual testing271272--44.81--
2021-12-13T11:48:29-Anonymous-Manual testing272273--89.61--


ECM factoring results:
Total ECM effort:1.490 GHz-days
Estimated T-Level:0.577
DigitsB1CompleteFacMiss
20110000.11589.102%
25500000.01198.938%


ECM Summary

B1B2factorcurvesGHz-days
50000500000031.490


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2000-08-17T00:00:00ANONYMOUSv4_computers7B64571F474EA31E3.487
2004-04-09T00:00:00ANONYMOUSv4_computers7B64571F474EA31E3.487


PRP results:
dateuseridcompidcofactorsres64PRP
2022-02-20T00:46:47kutensterra
501429461099632378102024867763831999287
3AD2BBCBD0522AC8no


P-1 factor-bounds graph:
B1 = 1000000, B2 = 683234370 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
B1 = 130000, B2 = 2112500 (P-1 stage 2)
B1 = 130000 (P-1 stage 1)
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109
TF factor-bounds graph:
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Last modified: 2022-02-20T00:46:47+00:00