6^481-1

Open composite · C290

NFS Planning

GNFS Murphy estimate: 3.38e-20
SNFS Murphy score: 6.47e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 6
SNFS skew: 1.41370

Identifiers

Target expression: 6^481-1
Target link: FactorDB page
Target ID: 1100000000013095143
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C290
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(1,13,37) 5367961.5170008718105900605611690843220357295579. C290

SNFS Polynomial

Polynomial

Degree: 6
Murphy: 6.47e-17
Skew: 1.41370
Selected: Best

n: 43536979204032275658383767775706857607550667397778718711789018798681562067772945205144796911412086802212506338545323625531167329618444117329300449781471890356630272086120881329723285544623271436679413214536883309146172201147157154669426653415420366841710199381217638767714316002558387587849
# 6^481-1, difficulty: 345.50, skewness: 1.00
# cost: 6.06639e+21, est. time: 2888757.77 GHz days (not accurate yet!)
# Optimized skew: 1.41370 Murphy: 6.47e-17
skew: 1.41370
c6: 1
c5: 1
c4: -5
c3: -4
c2: 6
c1: 3
c0: -1
Y1: -61886548790943213277031694336
Y0: 3829944921253794893077685127088430174646042802674934480897
type: snfs