is 2 676185749 - 1
has 203552194 decimal digits
takes 21,921.253 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
Actual2745.658059.4595%----5.658059.4595%0.0000%
PrimeNet280362.129162.5000%2400000180000000567.66935.5664%929.798564.5874%2.0874%
GPU722845,794.070164.2857%4000000180000000638.78364.2046%6,432.853765.7874%1.5016%
Difference-10-5,788.4121-4.8263%-4000000-180000000-638.7836-4.2046%-6,427.1957-6.3279%-1.5016%

Known prime factors (2 factors, 131.8 bits, 0.00001950% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
676185749233930120141151626892064.34317297770656
25 × 3 × 101 × 107 × 16673
2012-01-26107166730.00640.04750.0798
6761857492090293162380129748572167.502154565011572
22 × 3 × 9907 × 1300133
2022-09-21990713001330.05323.77016.2191

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
676185749488982530605811518245548187019942151047340131.845
P-1 results:
No P-1 results for M676185749


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2012-01-26T16:06:00sannerud.comJimEmcDesk??64.343200.00144,9680.002
2010-07-21T17:36:00Architects CubedManual testing263264--0.003--
2022-09-21T07:13:05TJAOIManual testing267268*67.502210.00944,9680.019
2022-09-25T22:01:37LordJuliusManual testing2127067.502210.05344,9680.109
2022-09-25T22:01:37LordJuliusManual testing2127064.343200.00644,9680.013
2022-09-25T22:01:37LordJuliusManual testing270271--0.354--
2022-09-25T22:01:37LordJuliusManual testing271272--0.707--
2022-09-25T22:01:37LordJuliusManual testing272273--1.415--
2022-09-25T22:01:37LordJuliusManual testing273274--2.829--


ECM factoring results:
No ECM results for M676185749


Lucas-Lehmer results:
No L-L results for M676185749


PRP results:
No PRP results for M676185749


P-1 factor-bounds graph:
101
102
103
104
101
102
103
104
105
106
107
TF factor-bounds graph:
274
273
272
271
270
268
264
2
250
260
270
280
290
2100
Last modified: 2022-09-25T22:01:37+00:00