10-

10^433-1

Open composite · C338

NFS Planning

GNFS Murphy estimate: 5.55e-23
SNFS Murphy raw: 1.37e-19
SNFS Murphy normalized (deg 6): 8.59e-20
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.77795

Identifiers

Target expression: 10^433-1
Target link: FactorDB page
Target ID: 1100000000013095689
Target changed: Before 6/8/2026
Parent query: Same as target
Parent ID: -
Cofactor token: C338
Imported: Jun 07, 2026, 01:42 AM UTC

Raw pmain126 Factorization

(1) 5197.71879.10267736058618833778601.8824028723798902981997215284751342520751929886344438185486188157.C338

SNFS Polynomial

Polynomial

Degree: 7
Raw Murphy: 1.37e-19
Normalized (deg 6): 8.59e-20
Skew: 1.77795
Selected: Best

n: 32829263360926005613797771752143546197360930254974345149382804883782287660843559641562752584013408339344121609440735013276838793117919542397527537212297485331579081014746063982034208713702678116641443779234398492784081762750649793168552498257347921615823683739258355387139963231369264032322255302292474481862171197444470468838773533701121
# 10^433-1, difficulty: 434.00, skewness: 1.39
# cost: 1.08494e+24, est. time: 516638995.09 GHz days (not accurate yet!)
# Optimized skew: 1.77795 Murphy: 1.37e-19
skew: 1.77795
c7: 1
c0: -10
Y1: -1
Y0: 100000000000000000000000000000000000000000000000000000000000000
type: snfs