7^959+1

Open composite · C335

NFS Planning

GNFS Murphy estimate: 8.29e-23
SNFS Murphy score: 3.84e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 6
SNFS skew: 0.50068

Identifiers

Target expression: 7^959+1
Target link: FactorDB page
Target ID: 1000000000016831767
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C335
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(1,137) L.M L (7L) 65213.1490287. C335 M (7M) 50245847.362706153839.P326

SNFS Polynomial

Polynomial

Degree: 6
Murphy: 3.84e-17
Skew: 0.50068
Selected: Best

n: 19706609451723556170166495820697040474260588194173144869487173844070172704339294400471910735344274158646522899384848029058692031549116653813588185324983903556168987859756745482338060124938847551829974274893491104242530433825194084801395545408005598517542157048799785739732554622381856118772602423432839921979703332518417737101766262171
# 7^959+1 Aurifeuillian L, difficulty: 347.34, skewness: 0.38
# cost: 6.80759e+21, est. time: 3241711.59 GHz days (not accurate yet!)
# Optimized skew: 0.50068 Murphy: 3.84e-17
skew: 0.50068
c6: 343
c5: -343
c4: 147
c3: -49
c2: 21
c1: -7
c0: 1
Y1: -1
Y0: 2928644930813641516032715844013695341634232321209103400801
type: snfs