12^367+1

Open composite · C392

NFS Planning

GNFS Murphy estimate: 4.10e-26
SNFS Murphy score: 2.84e-18
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.14150

Identifiers

Target expression: 12^367+1
Target link: FactorDB page
Target ID: 1100000000024338803
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C392
Imported: Jun 03, 2026, 04:32 PM UTC

Raw pmain126 Factorization

(1) 2203. C392

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 2.84e-18
Skew: 1.14150
Selected: Best

n: 40046028307885044976483542440095297280883852208746424736104606517455516760502222670580218682958257210929433787060158489990840975295341935871636753091414943995114699067163670382305498339329098308897123826209994441979881489882399491746345809137999275415821610499943472908365259114611778850223568143939044204958868269915624563941319222219819051926967949505640052017118844379254993629101001804831
# 12^367+1, difficulty: 396.36, skewness: 1.45
# cost: 1.3026e+23, est. time: 62028790.30 GHz days (not accurate yet!)
# Optimized skew: 1.14150 Murphy: 2.84e-18
skew: 1.14150
c7: 2
c0: 27
Y1: -262092618720061913471834455929865910157901994973789683712
Y0: 1
type: snfs