is 2 58084907 - 1
has 17485300 decimal digits
takes 123.108 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L2FE624FE3EDE6BB9double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual27465.866864.8649 %585000127237503.83033.8670 %69.697166.2235 %
Target27332.931964.3836 %4000006500000012.04574.0781 %44.977565.8360 %
Difference+1+32.9349+0.4813 %+185000-52276250-8.2154-0.2111 %+24.7195+0.3875 %

Known prime factors:
No known factors for M58084907

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2012-06-03TheJudgerManual testing5850001272375012--3.8304.261%


Trial Factoring results:
575859606162636465666768697071727374
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1999-12-08ANONYMOUSv4_computers212532.07000e-5
2000-02-09ANONYMOUSv4_computers212544.13000e-5
2000-06-11ANONYMOUSv4_computers212560.000
2001-07-17ANONYMOUSv4_computers212570.000
2002-04-28ANONYMOUSv4_computers212580.001
2003-07-30ANONYMOUSv4_computers212590.001
2003-09-09mdrgv4_computers212610.003
2016-02-23Mark RoseManual testing2612630.025
2008-10-26ANONYMOUS2632640.032
2009-01-12Team_Deutschlandtim_test2642660.193
2009-01-17Corey BonsallOld_Rig2662670.257
2009-05-30Sturle Sundegigi.ifi2672680.515
2011-11-27rduerrManual testing2682691.029
2011-12-28Craig MeyersManual testing2692702.058
2012-01-21Kyle AskineManual testing2702714.117
2012-05-28Craig MeyersManual testing2712728.234
2012-08-05Jerry HallettManual testing27227316.47
2019-01-21ChuckManual testing27327432.93


ECM factoring results:
No ECM results for M58084907


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2012-09-02g0bg0b-PC2FE624FE3EDE6BB9123.1
2021-06-19ANONYMOUS2FE624FE3EDE6BB9123.1


PRP results:
No PRP results for M58084907


CERT results:
No CERT results for M58084907


P-1 factor-bounds graph:
B1 = 585000, B2 = 12723750 (P-1 stage 2)
B1 = 585000 (P-1 stage 1)
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105
106
104
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107
108
TF factor-bounds graph:
274
273
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270
269
268
267
266
264
263
261
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253
this exponent TF target: 73
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00