is 23093851-1
has 931,342 decimal digits
takes 0.263 GHz-days to do one L-L test
Last-known PrimeNet details:
0 L-L tests remaining
ResidueStatus
L-L971BA62413691070double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2679.604267.1642%3,000,000100,000,0001.02248.7177%10.626675.8819%12.5486%
PrimeNet2600.049663.3333%12,000220,0000.00292.5294%0.052565.8628%2.5294%
GPU722641.150565.6250%14,000240,0000.00321.5065%1.153767.1315%1.5065%
Difference+3+8.4537+1.5392%+2,986,000+99,760,000+1.0192+7.2112%+9.4729+8.7504%+8.7504%

Known prime factors (1 factor, 120.6 bits, 0.00389784% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
3093851200532183199560381940391476890534552737120.593324081837165979198643359807713
3 × 37 × 59 × 6091 × 24007 × 202879 × 344629 × 4840211
344,6294,840,2112018-05-105.673e+100.07280.0866

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2004-02-14T00:00:00ANONYMOUSv4_computers2,048204,800---0.002--0.309%
2013-01-09T22:49:00Squeeky_SquirrelP4_2600210,0005,985,000---0.065--4.036%
2018-05-11T00:12:51mikrMSI3,000,000100,000,0001237120.5931.0220.5272.0458.718%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2001-07-17T00:00:00ANONYMOUSv4_computers?260--0.025--
2016-02-23T16:29:25Mark RoseManual testing260261--0.050--
2011-12-02T12:07:00Sid & AndyBuzz261262--0.099--
2013-01-07T13:56:00dbaughManual testing262263--0.317--
2015-02-07T18:29:00VictordeHollanderManual testing263264--0.635--
2015-02-07T18:29:00VictordeHollanderManual testing264265--1.208--
2015-06-11T22:04:00ThaManual testing265266--2.415--
2017-05-18T12:32:22Gordon SpenceManual testing266267--4.831--


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
50,0005,000,000151.751


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2000-02-01T00:00:00lozcsv4_computers971BA624136910700.263


PRP results:
dateuseridcompidcofactorsres64PRP
2018-05-13T01:50:19Oliver KruseGTX-7
2005321831995603819403914768905345527
2F707BF47FB759__no
2018-05-13T02:41:16ATHec2-PRPCFDC
2005321831995603819403914768905345527
2F707BF47FB759__no


P-1 factor-bounds graph:
B1 = 3,000,000, B2 = 100,000,000 (stage 2)
B1 = 3,000,000 (stage 1)
B1 = 210,000, B2 = 5,985,000 (stage 2)
B1 = 210,000 (stage 1)
B1 = 2,048, B2 = 204,800 (stage 2)
B1 = 2,048 (stage 1)
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TF factor-bounds graph:
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Last modified: 2018-05-13T02:41:16+00:00