3^709+1

Open composite · C327

NFS Planning

GNFS Murphy estimate: 2.41e-22
SNFS Murphy score: 2.19e-16
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.09058

Identifiers

Target expression: 3^709+1
Target link: FactorDB page
Target ID: 1000000000016446267
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C327
Imported: Jun 03, 2026, 04:30 PM UTC

Raw pmain126 Factorization

(1) 159280471573. C327

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 2.19e-16
Skew: 1.09058
Selected: Best

n: 298364447405194231444191168351673888776265407578557274237441199111417875350853237231646618055502367580513516469108073761378332661647862872413506373825576075971246304881701659554567842150782686187816072124487855724158976557251166431964560148085854697576701119218721526621300181422942142814413984291840175673241330405091619359177
# 3^709+1, difficulty: 338.28, skewness: 1.37
# cost: 3.84151e+21, est. time: 1829288.15 GHz days (not accurate yet!)
# Optimized skew: 1.09058 Murphy: 2.19e-16
skew: 1.09058
c7: 1
c0: 9
Y1: -1546132562196033993109383389296863818106322566003
Y0: 1
type: snfs