3^797-1

Open composite · C300

NFS Planning

GNFS Murphy estimate: 8.88e-21
SNFS Murphy score: 9.49e-18
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.48228

Identifiers

Target expression: 3^797-1
Target link: FactorDB page
Target ID: 1000000000018246795
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C300
Imported: Jun 03, 2026, 04:30 PM UTC

Raw pmain126 Factorization

(1) 550786660190498073424717.263254579103211347551339254609213356427415299857034916163.C300

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 9.49e-18
Skew: 1.48228
Selected: Best

n: 635697741514146839497311747786509074878432121219834204150985857085983751727045682575606244441104842952673024184357591758602608245880016563584623629267661831521896351888096561675572518081003471457000293738076212769428772694035998593648626400215485025747834414205609097294019421011709961439224731392911
# 3^797-1, difficulty: 380.74, skewness: 1.17
# cost: 5.21648e+22, est. time: 24840386.27 GHz days (not accurate yet!)
# Optimized skew: 1.48228 Murphy: 9.49e-18
skew: 1.48228
c7: 1
c0: -3
Y1: -1
Y0: 2465034704958067503996131453373943813074726512397600969
type: snfs