is 2 5788829 - 1
has 1742612 decimal digits
takes 1.026 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 LL tests remaining
ResidueStatus
L-L08A6A8C553701669double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2675.133065.6716 %20000650000.00580.7538 %5.138765.9304 %
Target2662.551265.1515 %3600040000000.06472.2775 %2.615965.9452 %
Difference+1+2.5818+0.5201 %-16000-3935000-0.0590-1.5237 %+2.5228-0.0148 %

Known prime factors (1 factor, 68.0 bits, 0.00117531% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
57888293027945947794332579292168.03726153354571316
22 × 7 × 29 × 59 × 1231 × 443467
2011-02-23123144346719.1840.00650.0116

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2001-02-18Paul Rispensv4_computers2000065000--0.0060.880%
2011-02-23markrtiny2168.0370.0470.000%


Trial Factoring results:
5758596061626364656667
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
1998-05-01ANONYMOUSv4_computers212610.027
1998-05-23MadPoov4_computers212620.053
2009-03-25GrunwalderGIMPManual testing2622630.170


ECM factoring results:
No ECM results for M5788829


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
1998-11-07ANONYMOUSv4_computers08A6A8C5537016691.026
2001-04-15Paul Rispensv4_computers08A6A8C5537016691.026


PRP results:
dateuseridcompidcofactorsres64
2017-09-20kkmrkkblmbrbkManual testing
302794594779433257929
D257C30D4D88BB07
2018-08-10Martin RussellThunderChoad
302794594779433257929
D257C30D4D88BB07


CERT results:
No CERT results for M5788829


P-1 factor-bounds graph:
B1 = 20000, B2 = 65000 (P-1 stage 2)
B1 = 20000 (P-1 stage 1)
102
103
104
105
102
103
104
105
106
TF factor-bounds graph:
263
262
261
this exponent TF target: 66
TF double-checked to: 67
250
260
270
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Last modified: 2024-03-13T02:15:48+00:00