6^499-1

Open composite · C379

NFS Planning

GNFS Murphy estimate: 2.33e-25
SNFS Murphy score: 5.37e-18
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.31519

Identifiers

Target expression: 6^499-1
Target link: FactorDB page
Target ID: 1100000000013095175
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C379
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(1) 1997.1498997. C379

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 5.37e-18
Skew: 1.31519
Selected: Best

n: 1325333295330108373791522495971767494966337413845957904963465219723346500493569136984524234189630020672754713432694887943821596814787039998236618298559923154262147703615763784695072140326069004393522652757521506950616368110335894697626779336720959876024039055107865154581705223628798658806026726465525575396991876809286205764123416306746896761096501859577688779352500203877495331
# 6^499-1, difficulty: 388.30, skewness: 1.67
# cost: 8.14382e+22, est. time: 38780102.39 GHz days (not accurate yet!)
# Optimized skew: 1.31519 Murphy: 5.37e-18
skew: 1.31519
c7: 1
c0: -36
Y1: -17731226487286087467952245958742732290027975938309881856
Y0: 1
type: snfs