is 2 7993099 - 1
has 2406163 decimal digits
takes 2.087 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 LL tests remaining
ResidueStatus
L-LD30690D4500860E0double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2673.717465.6716 %40000400000.01510.6743 %3.732665.9031 %
Target2673.717465.6716 %5500060000000.14352.5665 %3.860966.5527 %
Difference----15000-5960000-0.1283-1.8921 %-0.1283-0.6495 %

Known prime factors (1 factor, 70.8 bits, 0.00088588% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
799309920691495985420284254872270.810129433502483957
73 × 23 × 139 × 2089 × 56503
2012-06-2620895650346.7110.00190.0022

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2002-06-23ANONYMOUSv4_computers4000040000--0.0150.674%
2012-06-26firejuggler2270.8100.0380.000%


P+1 Factoring results:
dateuseridcompidb1b2startfactorSmoothdigitsbits*ghz-days
2021-04-30firejugglerMaison5000002650000027--0.713
2021-05-12firejugglerMaison5000002650000065--0.713


Trial Factoring results:
5758596061626364656667
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1998-10-29quantumfoam5678v4_computers212620.038
1999-04-13ANONYMOUSv4_computers212630.123


ECM factoring results:
No ECM results for M7993099


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
1999-10-15ANONYMOUSv4_computersD30690D4500860E02.087
2002-08-17ANONYMOUSv4_computersD30690D4500860E02.087


PRP results:
dateuseridcompidcofactorsres64
2018-07-06Oliver KruseGTX-2
2069149598542028425487
1CED16EB5594CAC6
2019-12-23mnd9printer
2069149598542028425487
1CED16EB5594CAC6


CERT results:
No CERT results for M7993099


P-1 factor-bounds graph:
B1 = 40000 (P-1 stage 1)
102
103
104
105
102
103
104
105
TF factor-bounds graph:
263
262
this exponent TF target: 67
TF double-checked to: 67
250
260
270
280
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Last modified: 2024-03-13T02:15:48+00:00