is 2 24448901 - 1
has 7359853 decimal digits
takes 19.831 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L9ADA46247C4944E2double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual275312.975666.6667%1000000300000003.03443.9955%316.009967.9985%1.3318%
PrimeNet2660.604162.1212%11000040000000.37864.9627%0.982764.0010%1.8798%
GPU722709.773564.2857%17000050000000.50943.6165%10.282965.5773%1.2916%
Difference+5+303.2021+2.3810%+830000+25000000+2.5249+0.3790%+305.7270+2.4212%+2.4212%

Known prime factors:
No known factors for M24448901

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2004-06-12T00:00:00Team Prime Ribv4_computers370000370000---0.435--0.985%
2021-10-29T09:04:24LuminescenceManual testing100000030000000---3.034--3.996%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2001-09-16T00:00:00Net_Forcev4_computers21256--0.000--
2001-12-01T00:00:00Mattv4_computers21258--0.002--
2003-08-31T00:00:00Net_Forcev4_computers21260--0.006--
2004-03-26T00:00:00ANONYMOUSv4_computers21267--1.215--
2016-05-24T15:08:19VictordeHollanderManual testing267268--1.223--
2018-02-14T22:29:38VictordeHollanderManual testing268269--2.445--
2018-09-18T10:53:35ramgeisManual testing269270--4.890--
2021-08-05T15:28:41SRBaseManual testing270271--9.78--
2021-08-30T16:05:12TheJudgerManual testing271272--19.56--
2021-08-30T16:05:12TheJudgerManual testing272273--39.12--
2021-10-01T20:05:11TheJudgerManual testing273274--78.25--
2021-10-17T21:15:25TheJudgerManual testing274275--156.5--


ECM factoring results:
No ECM results for M24448901


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2004-07-02T00:00:00Team Prime Ribv4_computers9ADA46247C4944E219.83
2011-04-25T22:24:00McAlisterben9ADA46247C4944E219.83


PRP results:
No PRP results for M24448901


P-1 factor-bounds graph:
B1 = 1000000, B2 = 30000000 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
B1 = 370000 (P-1 stage 1)
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108
TF factor-bounds graph:
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2100
Last modified: 2021-10-29T09:04:24+00:00