is 2 56082919 - 1
has 16882641 decimal digits
takes 118.865 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
Actual2681.062861.7647%----1.062861.7647%0.0000%
PrimeNet2692.128862.3188%240000100000002.37175.3686%4.500564.3418%2.0229%
GPU7227334.107464.3836%360000120000003.05533.9398%37.162765.7868%1.4032%
Difference-5-33.0446-2.6189%-360000-12000000-3.0553-3.9398%-36.0999-4.0221%-4.0221%

Known prime factors (2 factors, 126.9 bits, 0.00022634% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
560829198121547230442177691859.4957240660236
22 × 32 × 10061 × 19991
2004-09-1610061199910.00200.03260.0629
560829192009563108796626060632167.4451791599960049
3 × 597199986683
2022-08-0535971999866830.607099,993186,759

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
5608291916320761700646010989412299346183173344739126.940
P-1 results:
No P-1 results for M56082919


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2004-09-16T00:00:001997rj7v4_computers??59.495180.001244.50.001
1999-12-08T00:00:00ANONYMOUSv4_computers21253--2.13955e-5--
2000-01-19T00:00:00ANONYMOUSv4_computers21253--2.13955e-5--
2000-03-01T00:00:00ANONYMOUSv4_computers21254--4.27910e-5--
2000-05-31T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-09-16T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-08-31T00:00:00ANONYMOUSv4_computers21258--0.001--
2022-08-10T19:29:26LordJuliusManual testing2126659.495180.002244.50.004
2022-08-10T19:29:26LordJuliusManual testing266267--0.266--
2022-08-05T09:34:04TJAOIManual testing267268*67.445210.077243.40.158
2022-08-10T19:29:26LordJuliusManual testing26726867.445210.077243.40.158


ECM factoring results:
No ECM results for M56082919


Lucas-Lehmer results:
No L-L results for M56082919


PRP results:
No PRP results for M56082919


P-1 factor-bounds graph:
100
101
102
103
104
105
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
TF factor-bounds graph:
268
267
266
258
257
256
254
253
2
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:26+00:00