6^461-1

Open composite · C337

NFS Planning

GNFS Murphy estimate: 6.35e-23
SNFS Murphy score: 5.01e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.62949

Identifiers

Target expression: 6^461-1
Target link: FactorDB page
Target ID: 1100000000013095098
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C337
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(1) 30427.41491.83903.34605427. C337

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 5.01e-17
Skew: 1.62949
Selected: Best

n: 2914886735353644258328960775921766322922884948587876995478101067608308962065479471746017291739259374560881163100389960578600491950750292737249774633442672236802242539530639553407755332509423695692629749515280390003067327955511387033845945330133836706140777904301616066524700635027789010250468074832252190579737038008307391434273348440383
# 6^461-1, difficulty: 359.51, skewness: 1.29
# cost: 1.44836e+22, est. time: 6896932.15 GHz days (not accurate yet!)
# Optimized skew: 1.62949 Murphy: 5.01e-17
skew: 1.62949
c7: 1
c0: -6
Y1: -1
Y0: 2280250319867037997421842330085227917956272625811456
type: snfs