is 2 54486917 - 1
has 16402197 decimal digits
takes 107.649 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
Actual2681.093961.7647%----1.093961.7647%0.0000%
PrimeNet2692.191162.3188%240000100000002.21095.3493%4.402064.3345%2.0157%
GPU7227335.106564.3836%360000120000002.84813.9254%37.954665.7816%1.3981%
Difference-5-34.0126-2.6189%-360000-12000000-2.8481-3.9254%-36.8606-4.0169%-4.0169%

Known prime factors (3 factors, 195.7 bits, 0.00035914% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5448691723044030692201154071960.99921146388859
17 × 269 × 673 × 6871
-67368710.00410.00290.0039
544869171746198572994425922072167.2431602401704059
3 × 13 × 41087223181
2022-01-2713410872231810.92046,412.911,977
544869172003290247381746237912167.4411838322259435
5 × 367664451887
2022-08-0353676644518871.072057,385107,179

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
5448691740239453510761408243087501033977883324939128.242
5448691746163881946052202933605719033182784793739128.440
544869173498142571271655770931245670440405339673741134.684
5448691780611304778079498670650105285382625561140394291725
497226959
59195.683
P-1 results:
No P-1 results for M54486917


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-08T00:00:00ANONYMOUSv4_computers21253--2.20222e-5--
2000-01-12T00:00:00ANONYMOUSv4_computers21253--2.20222e-5--
2000-03-01T00:00:00ANONYMOUSv4_computers21254--4.40445e-5--
2000-05-31T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-08-31T00:00:00ANONYMOUSv4_computers21257--0.000--
2002-09-14T00:00:00ANONYMOUSv4_computers21258--0.001--
2022-08-10T19:29:26LordJuliusManual testing2126660.999190.004221.50.008
2022-08-10T19:29:26LordJuliusManual testing266267--0.274--
2022-01-27T11:19:04TJAOIManual testing267268*67.243210.375220.40.768
2022-08-03T11:21:26TJAOIManual testing267268*67.441210.527220.41.078
2022-08-10T19:29:26LordJuliusManual testing26726867.243210.375220.40.768
2022-08-10T19:29:26LordJuliusManual testing26726867.441210.527220.41.078


ECM factoring results:
No ECM results for M54486917


Lucas-Lehmer results:
No L-L results for M54486917


PRP results:
No PRP results for M54486917


P-1 factor-bounds graph:
100
101
102
103
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
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:26+00:00