is 2 69197083 - 1
has 20830398 decimal digits
takes 185.006 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2716.908961.9718 %----6.908961.9718 %
Target27455.289463.5135 %4500007500000017.49063.9443 %72.780064.9526 %
Difference-3-48.3805-1.5417 %-450000-75000000-17.4906-3.9443 %-65.8711-2.9808 %

Known prime factors (1 factor, 80.6 bits, 0.00011645% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
6919708318046521912590692780735612580.57813039944120614660
22 × 5 × 257 × 305069 × 8316001
2013-11-2030506983160016,265.52.87473.2806

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2013-11-20Massimo Cappelli (ik5pwa)maxwin7_Acer-NB2580.5786.3930.000%


Trial Factoring results:
575859606162636465666768697071727374
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2000-10-22Jossv4_computers212560.000
2001-06-03Jossv4_computers212570.000
2003-12-13ANONYMOUSv4_computers212620.004
2004-03-01ANONYMOUSv4_computers212630.014
2022-05-21LordJuliusManual testing263265
2008-06-10Sturle Sundeantonov.ifi2652660.108
2010-02-11fake83wlafiga2662670.216
2010-04-14eon_blue_apocalypseFloppteron2672680.432
2010-04-17eon_blue_apocalypseFloppteron2682690.864
2012-05-19hilrinturbox2692701.728
2012-10-03MillsieHome2702713.456


ECM factoring results:
No ECM results for M69197083


Lucas-Lehmer results:
No L-L results for M69197083


PRP results:
No PRP results for M69197083


CERT results:
No CERT results for M69197083


P-1 factor-bounds graph:
104
105
106
104
105
106
107
TF factor-bounds graph:
271
270
269
268
267
266
265
263
262
257
256
this exponent TF target: 74
TF double-checked to: 67
250
260
270
280
290
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Last modified: 2024-03-13T02:15:48+00:00