is 2 2433001 - 1
has 732407 decimal digits
takes 0.164 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 LL tests remaining
ResidueStatus
L-L16511ADF4140D7F2double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual26712.212967.1642 %2000000600000000.50557.6259 %12.718369.6682 %
Target2630.656065.0794 %100007500000.00491.3057 %0.660965.5353 %
Difference+4+11.5569+2.0848 %+1990000+59250000+0.5005+6.3202%+12.0574+4.1329 %

Known prime factors (1 factor, 79.0 bits, 0.00324568% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
24330015909949290493942783567112478.967121453901796463355
5 × 7 × 76667 × 45262126859
2013-12-18766674526212685945,938241.57451.16

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2003-10-14ANONYMOUSv4_computers2048204800--0.0010.657%
2003-10-31Team Prime Ribv4_computers15000217500--0.0031.656%
2010-11-17JossManual testing2000020000--0.0020.618%
2011-01-09Oscar Östlin7501175011--0.0081.410%
2011-01-24Oscar Östlin9500019237506--0.0204.219%
2018-09-28alpertronManual testing20000006000000012---10.538%


Trial Factoring results:
5758596061626364656667
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1999-07-30ANONYMOUSv4_computers212590.016
2022-03-10LordJuliusManual testing21260
2009-01-17Sturle Sundedanzi.ifi2602610.063
2011-07-27Rob_Deetwopc2612620.126
2013-01-23dbaughManual testing2622630.403


ECM factoring results:
Total ECM effort:6.241 GHz-days
Estimated T-Level:21.125
DigitsB1CompleteFacMiss
20110002.4298.808%
25500000.22579.845%
302500000.01498.578%


ECM Summary

B1B2factorcurvesGHz-days
10.268
50000500000090.670
500006886242505.304


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
1998-03-23ANONYMOUSv4_computers16511ADF4140D7F20.164


PRP results:
dateuseridcompidcofactorsres64
2017-10-13Oliver KruseGTX-3
590994929049394278356711
D37EFAAD758F3541
2017-11-27kkmrkkblmbrbkc4.xlarge
590994929049394278356711
D37EFAAD758F3541


CERT results:
No CERT results for M2433001


P-1 factor-bounds graph:
B1 = 2000000, B2 = 60000000 (P-1 stage 2)
B1 = 2000000 (P-1 stage 1)
B1 = 95000, B2 = 1923750 (P-1 stage 2)
B1 = 95000 (P-1 stage 1)
B1 = 75011 (P-1 stage 1)
B1 = 15000, B2 = 217500 (P-1 stage 2)
B1 = 20000 (P-1 stage 1)
B1 = 15000 (P-1 stage 1)
B1 = 2048, B2 = 204800 (P-1 stage 2)
B1 = 2048 (P-1 stage 1)
102
103
104
105
106
107
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
263
262
261
260
259
this exponent TF target: 63
TF double-checked to: 67
ECM T-Level=21.13 ~= 54-bit
250
260
270
280
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Last modified: 2024-03-13T02:15:48+00:00