6^479-1

Open composite · C317

NFS Planning

GNFS Murphy estimate: 9.18e-22
SNFS Murphy score: 1.50e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 0.85236

Identifiers

Target expression: 6^479-1
Target link: FactorDB page
Target ID: 1100000000013095142
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C317
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(1) 24689062513.5636812407753701.104650088839813432122887993779. C317

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 1.50e-17
Skew: 0.85236
Selected: Best

n: 74507698233221830173532619274659746177541901316087181389397181720665217955122582162107463579859881405697742388871259736282368771941093563168798764640526272917767946590756014044777626801728250826851443306775678394992397011759385882964924810416768065766681762022842220872644185290128090168561510575753575459243510006717
# 6^479-1, difficulty: 373.94, skewness: 1.08
# cost: 3.47663e+22, est. time: 16555357.98 GHz days (not accurate yet!)
# Optimized skew: 0.85236 Murphy: 1.50e-17
skew: 0.85236
c7: 16
c0: -27
Y1: -164178023030426735814372647766136410092851629058424832
Y0: 1
type: snfs