is 2 24317593 - 1
has 7320325 decimal digits
takes 19.724 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-LC2FD02B5869DA9A3double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual274157.329166.2162%28000053200000.65232.5780%157.981467.0872%0.8710%
PrimeNet2660.607362.1212%11000040000000.37864.9591%0.985963.9996%1.8784%
GPU722709.826264.2857%17000050000000.50943.6138%10.335765.5764%1.2906%
Difference+4+147.5029+1.9305%+110000+320000+0.1428-1.0358%+147.6457+1.5108%+1.5108%

Known prime factors:
No known factors for M24317593

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2004-09-16T00:00:00Steffen Zahnv4_computers2800005320000---0.652--2.578%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2001-08-18T00:00:00Mattv4_computers21258--0.002--
2003-07-21T00:00:00Net_Forcev4_computers21260--0.006--
2004-02-14T00:00:00tscv4_computers21267--1.222--
2016-05-03T18:49:42VictordeHollanderManual testing267268--1.229--
2018-02-12T00:45:44VictordeHollanderManual testing268269--2.458--
2018-08-15T21:17:41ramgeisManual testing269270--4.917--
2021-08-06T14:41:49SRBaseManual testing270271--9.83--
2021-08-30T16:52:53TheJudgerManual testing271272--19.67--
2021-08-30T16:52:53TheJudgerManual testing272273--39.33--
2021-09-16T20:16:11TheJudgerManual testing273274--78.67--


ECM factoring results:
No ECM results for M24317593


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2004-11-22T00:00:00Steffen Zahnv4_computersC2FD02B5869DA9A319.72
2011-05-24T23:47:00GrunwalderGIMPcompute-0-5C2FD02B5869DA9A319.72


PRP results:
No PRP results for M24317593


P-1 factor-bounds graph:
B1 = 280000, B2 = 5320000 (P-1 stage 2)
B1 = 280000 (P-1 stage 1)
104
105
106
104
105
106
107
TF factor-bounds graph:
274
273
272
271
270
269
268
267
260
258
250
260
270
280
290
2100
Last modified: 2021-09-16T20:16:11+00:00