11-

11^341-1

Open composite · C289

NFS Planning

GNFS Murphy estimate: 3.86e-20
SNFS Murphy score: 5.09e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 5
SNFS skew: 1.53181

Identifiers

Target expression: 11^341-1
Target link: FactorDB page
Target ID: 1000000000019012059
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C289
Imported: Jun 03, 2026, 04:32 PM UTC

Raw pmain126 Factorization

(1,11,31) 2729.89311448226532458653. C289

SNFS Polynomial

Polynomial

Degree: 5
Murphy: 5.09e-17
Skew: 1.53181
Selected: Best

n: 9761177157319189110185249520866426522870855655220836249676981375927511825725740424532361992000054924909859879345807480569153009204677604072146531129453376974207541134530427473861865049015946848497554139788811118564660490277015108995158327468351195443862246726926663080497627305414661193973
# 11^341-1, difficulty: 322.83, skewness: 1.00
# cost: 1.41661e+21, est. time: 674576.02 GHz days (not accurate yet!)
# Optimized skew: 1.53181 Murphy: 5.09e-17
skew: 1.53181
c5: 1
c4: 1
c3: -4
c2: -3
c1: 3
c0: 1
Y1: -191943424957750480504146841291811
Y0: 36842278384511590048508364738593731731323648223070468723255659722
type: snfs