3^722+1

Open composite · C286

NFS Planning

GNFS Murphy estimate: 5.76e-20
SNFS Murphy score: 1.44e-16
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 0.93063

Identifiers

Target expression: 3^722+1
Target link: FactorDB page
Target ID: 1000000000016446345
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C286
Imported: Jun 03, 2026, 04:30 PM UTC

Raw pmain126 Factorization

(2,38) 2306332774729.74171539731102730455553339681. C286

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 1.44e-16
Skew: 0.93063
Selected: Best

n: 1311532215987333488380600292473384687115271746720507273094789285429162301005568834779640983906394606163087747015684269449470672676738560409971632801601586771334254398129980870010098791982314371797118630357330926864285885713798090692358621397394843621147094961451118443828638809313687921
# 3^722+1, difficulty: 344.48, skewness: 1.17
# cost: 5.69005e+21, est. time: 2709546.30 GHz days (not accurate yet!)
# Optimized skew: 0.93063 Murphy: 1.44e-16
skew: 0.93063
c7: 1
c0: 3
Y1: -13915193059764305937984450503671774362956903094027
Y0: 1
type: snfs