5^589-1

Open composite · C297

NFS Planning

GNFS Murphy estimate: 1.33e-20
SNFS Murphy score: 9.05e-19
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 0.98711

Identifiers

Target expression: 5^589-1
Target link: FactorDB page
Target ID: 1000000000018437547
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C297
Imported: Jun 03, 2026, 04:30 PM UTC

Raw pmain126 Factorization

(1,19,31) 463360411.4823222538049.15469454487753344615165062909.16906126671496218826291027736831.C297

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 9.05e-19
Skew: 0.98711
Selected: Best

n: 380291820989251958278993963004656283985027286639859108288997955041106954020126133491980649817759849017545907129386970570039718127300416813751857305145789652417340195916081825293668344063076417860643496613465823473629383071842596577298057068857232059635485108394729320284154561718972439495790961241
# 5^589-1, difficulty: 411.69, skewness: 1.26
# cost: 3.13273e+23, est. time: 149177806.69 GHz days (not accurate yet!)
# Optimized skew: 0.98711 Murphy: 9.05e-19
skew: 0.98711
c7: 1
c0: -5
Y1: -51698788284564229679463043254372678347863256931304931640625
Y0: 1
type: snfs