7^460+1

Open composite · C233

NFS Planning

GNFS Murphy estimate: 6.83e-17
SNFS Murphy score: 4.08e-16
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 8
SNFS skew: 1.10872

Identifiers

Target expression: 7^460+1
Target link: FactorDB page
Target ID: 1000000000016828773
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C233
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(4,20,92) 43485641.96494201.10247399761.3727559720525949863487979422431946252961.C233

SNFS Polynomial

Polynomial

Degree: 8
Murphy: 4.08e-16
Skew: 1.10872
Selected: Best

n: 18612535903706305522042368141341612483481282691396594248953580940854565317433893283147629073231929174741369775454973440417136370461970884407120321131258168032971113605320608251134714903215213808039593022532183662568419994436085796241
# 7^460+1, difficulty: 311.00, skewness: 1.00
# cost: 6.46829e+20, est. time: 308013.75 GHz days (not accurate yet!)
# Optimized skew: 1.10872 Murphy: 4.08e-16
skew: 1.10872
c8: 1
c6: -1
c4: 1
c2: -1
c0: 1
Y1: -1
Y0: 749048330965186233494494102694564493649
type: snfs