is 2 40079813 - 1
has 12065226 decimal digits
takes 59.076 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
Actual2692.978762.3188%----2.978762.3188%0.0000%
PrimeNet2681.487261.7647%17000065000001.10045.0174%2.587663.6831%1.9184%
GPU7227223.860763.8889%28000090000001.61383.8066%25.474565.2635%1.3746%
Difference-3-20.8820-1.5700%-280000-9000000-1.6138-3.8066%-22.4958-2.9447%-1.3746%

Known prime factors (2 factors, 125.1 bits, 0.00031213% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
400798132180287276169718231857.5972719931947
19 × 7741 × 18493
-7741184930.00090.01780.0337
400798132091873245139802383672167.5032609634487491
32 × 31 × 4703 × 1988843
2022-09-21470319888431.24360.24110.4325

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
400798134560884619738169002819654546026253304138125.101
P-1 results:
No P-1 results for M40079813


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2002-08-31T00:00:00ANONYMOUSv4_computers21257--0.000--
2022-09-25T07:24:10LordJuliusManual testing25726657.597180.000121.80.001
2022-09-25T07:24:10LordJuliusManual testing266267--0.373--
2022-09-21T07:16:18TJAOIManual testing267268*67.503210.502120.41.023
2022-09-25T07:24:10LordJuliusManual testing26726867.503210.502120.41.023
2022-09-25T22:01:18LordJuliusManual testing268269--1.492--


ECM factoring results:
No ECM results for M40079813


Lucas-Lehmer results:
No L-L results for M40079813


PRP results:
No PRP results for M40079813


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
107
TF factor-bounds graph:
269
268
267
266
257
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:18+00:00