is 23667249-1
has 1,103,952 decimal digits
takes 0.385 GHz-days to do one L-L test
Last-known PrimeNet details:
0 L-L tests remaining
ResidueStatus
L-L1945115FECC47FDEdouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26816.253367.6471%30,000,000600,000,0009.298111.8512%25.551479.4983%16.1650%
PrimeNet2600.041963.3333%16,000320,0000.00503.0789%0.046866.4122%3.0789%
GPU722640.970665.6250%22,000400,0000.00652.0379%0.977167.6629%2.0379%
Difference+4+15.2827+2.0221%+29,978,000+599,600,000+9.2916+9.8133%+24.5743+11.8353%+11.8353%

Known prime factors (1 factor, 138.0 bits, 0.00376247% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
366724934343953830294737825252153185740303250108142137.97946825227616524999836733411319684460
22 × 5 × 85643 × 231631 × 13569559 × 20526673 × 423718133
20,526,673423,718,1332020-10-104.781e+106.47146.5663

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2009-07-11T19:28:00Carsten Kossendeydurandal20,000260,000---0.005--0.980%
2012-02-06T15:34:00Squeeky_SquirrelP4_260090,0001,642,500---0.027--2.398%
2016-06-22T11:31:19Jocelyn LaroucheManual testing90,0003,285,0006---0.040--2.811%
2016-10-03T01:22:54Jocelyn Larouche low 4MManual testing90,0003,942,000---0.046--2.922%
2016-12-24T20:28:42Jocelyn Larouche low 4MManual testing108,000108,000---0.016--0.923%
2016-12-30T22:58:49Jocelyn Larouche low 4MManual testing129,600129,600---0.020--1.023%
2017-01-30T01:30:57Jocelyn Larouche low 4MManual testing167,520167,520---0.026--1.175%
2017-02-13T00:36:33Jocelyn Larouche low 4MManual testing241,2282,412,2806---0.055--3.091%
2020-10-10T02:42:23axnManual testing30,000,000600,000,0001242137.9799.2980.77018.6011.851%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2016-02-23T16:29:36Mark RoseManual testing21260--0.042--
2009-03-09T06:32:00S485122USB-Z260261--0.042--
2011-06-08T23:36:00Grant McCrackenhome261262--0.084--
2012-06-05T02:31:00GrunwalderGIMPManual testing21263--0.435--
2016-02-23T16:29:36Mark RoseManual testing262263--0.268--
2015-01-23T13:18:00VictordeHollanderManual testing263264--0.535--
2015-01-23T13:18:00VictordeHollanderManual testing264265--1.019--
2015-10-19T08:19:14ramgeisManual testing265266--2.038--
2017-01-03T07:36:03Gordon SpenceManual testing266267--4.075--
2018-11-26T14:19:27TJAOIManual testing267268--8.151--


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
50,0005,000,000121.785


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
1999-09-22T00:00:00ANONYMOUSv4_computers1945115FECC47FDE0.385


PRP results:
dateuseridcompidcofactorsres64PRP
2020-10-10T19:45:00tottenhoff3-of-4-Ryzen-5-3600
343439538302947378252521531857403032501081
E07E900B3AD087FEno
2020-10-11T17:01:05kutensspica-b
343439538302947378252521531857403032501081
E07E900B3AD087FEno


P-1 factor-bounds graph:
B1 = 30,000,000, B2 = 600,000,000 (stage 2)
B1 = 30,000,000 (stage 1)
B1 = 241,228, B2 = 2,412,280 (stage 2)
B1 = 90,000, B2 = 3,942,000 (stage 2)
B1 = 90,000, B2 = 3,285,000 (stage 2)
B1 = 241,228 (stage 1)
B1 = 90,000, B2 = 1,642,500 (stage 2)
B1 = 167,520 (stage 1)
B1 = 129,600 (stage 1)
B1 = 108,000 (stage 1)
B1 = 90,000 (stage 1)
B1 = 20,000, B2 = 260,000 (stage 2)
B1 = 20,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2020-10-11T17:01:05+00:00