6^449-1

Open composite · C336

NFS Planning

GNFS Murphy estimate: 7.26e-23
SNFS Murphy score: 1.06e-16
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.02622

Identifiers

Target expression: 6^449-1
Target link: FactorDB page
Target ID: 1100000000013095077
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C336
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(1) 37320243598177. C336

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 1.06e-16
Skew: 1.02622
Selected: Best

n: 131521558977453815778472136637895788055037042505771794978007975954297559334914965551453412524275988515085407925172825845471708211338113206038992988282144451834027208865550771138374925727604329020074467645165089055087527799912891317041085185227715124049346640489761094273424386265438956208439171704891706988435228814416502050045666878227
# 6^449-1, difficulty: 349.39, skewness: 1.29
# cost: 7.74151e+21, est. time: 3686431.71 GHz days (not accurate yet!)
# Optimized skew: 1.02622 Murphy: 1.06e-16
skew: 1.02622
c7: 1
c0: -6
Y1: -63340286662973277706162286946811886609896461828096
Y0: 1
type: snfs