is 291253251-1
has 27,469,966 decimal digits
takes 330.540 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
Actual277335.420064.9351%700,00013,300,0007.28213.1457%342.702168.0807%6.1089%
PrimeNet2715.239061.9718%400,00018,000,0007.13725.5534%12.376367.5252%5.5534%
GPU7227583.853564.0000%600,00022,000,0009.27514.1370%93.128668.1370%4.1370%
Difference+2+251.5665+0.9351%+100,000-8,700,000-1.9929-0.9913%+249.5735-0.0563%-0.0563%

Known prime factors (1 factor, 124.8 bits, 0.00013676% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
912532513696546654829991587521432021186270427138124.798202543285544423594701378475885
5 × 11 × 13 × 283 × 16193 × 19603 × 43649 × 45979 × 1571237
45,9791,571,2372019-05-191.901e+90.67800.8398

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2019-05-19T22:03:25TheJudgerManual testing700,00013,300,0001238124.7987.282661.114.563.146%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-12-29T05:30:00For Researchm1_04264265--0.041--
2013-06-10T09:48:00David CampeauManual testing265266--0.082--
2014-02-02T01:51:00albin_pouillesprod-2266267--0.164--
2014-10-02T18:19:00ANONYMOUSManual testing267268--0.328--
2014-10-07T22:49:00CSLatDDtmsm7-32268269--0.655--
2014-10-09T09:43:00GrunwalderGIMPcompute-0-5269270--1.310--
2014-11-26T00:42:00arnaudsgp-11-113270271--2.620--
2017-03-02T10:05:07monstManual testing271272--5.241--
2018-02-26T02:20:081997rj7Manual testing272273--10.48--
2018-02-26T02:20:081997rj7Manual testing273274--20.96--
2018-12-16T22:35:11TheJudgerManual testing274275--41.93--
2018-12-16T22:35:11TheJudgerManual testing275276--83.86--
2019-03-03T17:40:29TheJudgerManual testing276277--167.7--


ECM factoring results:
Exponent "91253251" not found


Lucas-Lehmer results:
Exponent "91253251" not found


PRP results:
Exponent "91253251" not found


P-1 factor-bounds graph:
B1 = 700,000, B2 = 13,300,000 (stage 2)
B1 = 700,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2019-05-19T22:03:25+00:00