is 2 62092909 - 1
has 18691829 decimal digits
takes 145.861 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2680.959961.7647%----0.959961.7647%0.0000%
PrimeNet2703.848362.8571%260000120000003.06435.1435%6.912564.7676%1.9105%
GPU7227461.615264.8649%400000130000003.70073.7225%65.315966.1728%1.3079%
Difference-6-60.6552-3.1002%-400000-13000000-3.7007-3.7225%-64.3560-4.4081%-4.4081%

Known prime factors (1 factor, 68.3 bits, 0.00010997% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
620929093592917841610859864492168.2842893178866536
23 × 32 × 72 × 8011 × 102367
2009-09-0580111023671.81770.04480.0555

P-1 results:
No P-1 results for M62092909


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2009-09-05T14:44:00rdd??68.284210.858299.01.758
2003-06-30T00:00:00ANONYMOUSv4_computers21259--0.001--
2004-10-18T00:00:00ANONYMOUSv4_computers21261--0.005--
2022-03-29T23:12:45LordJuliusManual testing261263--0.021--
2008-12-28T20:09:00DerekDerek_Desk263264--0.032--
2009-08-14T19:21:00Gnorfe_vis_4etg264265--0.060--
2009-08-19T18:24:00Gnorfe_vis_4etg265266--0.120--
2009-08-20T05:58:00Sturle Sundegerle.ifi266267--0.241--
2009-08-24T17:55:00ANONYMOUSSrvrUID267268--0.481--


ECM factoring results:
No ECM results for M62092909


Lucas-Lehmer results:
No L-L results for M62092909


PRP results:
No PRP results for M62092909


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
TF factor-bounds graph:
268
267
266
265
264
263
261
259
2
250
260
270
280
290
2100
Last modified: 2022-03-29T23:12:45+00:00