7^443+1

Open composite · C365

NFS Planning

GNFS Murphy estimate: 1.51e-24
SNFS Murphy score: 1.47e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.37867

Identifiers

Target expression: 7^443+1
Target link: FactorDB page
Target ID: 1000000000016828671
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C365
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(1) 14177.24809. C365

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 1.47e-17
Skew: 1.37867
Selected: Best

n: 84947018579530780312136098555642982795499898177475060933910502959957068937714910885158191465047162174694313389089616336480946841225033720096719506191740035204483340578377159690723004147340986570059632261296581490162815465947951726270153289043091006937871722639365475750553482621970604553830092940027127882106920015812328239192302260867069333910241113600330547705451
# 7^443+1, difficulty: 374.38, skewness: 1.74
# cost: 3.5695e+22, est. time: 16997635.68 GHz days (not accurate yet!)
# Optimized skew: 1.37867 Murphy: 1.47e-17
skew: 1.37867
c7: 1
c0: 49
Y1: -174251498233690814305510551794710260107945042018748343
Y0: 1
type: snfs