is 2 24330253 - 1
has 7324136 decimal digits
takes 19.735 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L26CE7171A315CC76double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual274157.247366.2162%593000356720002.94524.2260%160.192567.6439%1.4277%
PrimeNet2660.607062.1212%11000040000000.37864.9594%0.985663.9998%1.8786%
GPU722709.821164.2857%17000050000000.50943.6141%10.330665.5765%1.2907%
Difference+4+147.4261+1.9305%+423000+30672000+2.4358+0.6119%+149.8619+2.0675%+2.0675%

Known prime factors:
No known factors for M24330253

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2004-05-11T00:00:00namjoshiv4_computers370000370000---0.435--1.116%
2021-04-27T21:26:52Architects CubedGCE_459300035672000---2.945--4.226%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2001-08-18T00:00:00Mattv4_computers21258--0.002--
2003-08-08T00:00:00Net_Forcev4_computers21260--0.006--
2004-01-18T00:00:00ANONYMOUSv4_computers21267--1.221--
2016-05-03T18:49:45VictordeHollanderManual testing267268--1.229--
2018-02-12T00:45:47VictordeHollanderManual testing268269--2.457--
2018-08-17T15:16:50ramgeisManual testing269270--4.914--
2021-08-05T15:14:22SRBaseManual testing270271--9.83--
2021-08-30T17:14:01TheJudgerManual testing271272--19.66--
2021-08-30T17:14:01TheJudgerManual testing272273--39.31--
2021-09-16T20:19:51TheJudgerManual testing273274--78.63--


ECM factoring results:
No ECM results for M24330253


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2004-05-25T00:00:00namjoshiv4_computers26CE7171A315CC7619.73
2010-07-04T16:27:00TheJudgerv4_computers26CE7171A315CC7619.73
2010-07-20T00:00:00TheJudgerv4_computers26CE7171A315CC7619.73


PRP results:
No PRP results for M24330253


P-1 factor-bounds graph:
B1 = 593000, B2 = 35672000 (P-1 stage 2)
B1 = 593000 (P-1 stage 1)
B1 = 370000 (P-1 stage 1)
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TF factor-bounds graph:
274
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2100
Last modified: 2021-09-16T20:19:51+00:00