7^436+1

Open composite · C301

NFS Planning

GNFS Murphy estimate: 7.77e-21
SNFS Murphy score: 2.30e-17
Preferred method: SNFS
SNFS possible: Yes
SNFS degree: 7
SNFS skew: 1.38039

Identifiers

Target expression: 7^436+1
Target link: FactorDB page
Target ID: 1000000000016828629
Target changed: -
Parent query: Same as target
Parent ID: -
Cofactor token: C301
Imported: Jun 03, 2026, 04:31 PM UTC

Raw pmain126 Factorization

(4) 2617.28835297.62217815633.4393964775833.1603857814141683915948496375897.C301

SNFS Polynomial

Polynomial

Degree: 7
Murphy: 2.30e-17
Skew: 1.38039
Selected: Best

n: 3651800942829738175908375786493642228265342172604783735833622148894481393075402911045112635526394305771143367880307571884306479511342774051084949563080405183893737596830729354127613220448320342694452346518616111108300668175633960508432462473112963252483418045861477970505480825390878316711579352242153
# 7^436+1, difficulty: 368.46, skewness: 1.74
# cost: 2.49997e+22, est. time: 11904614.65 GHz days (not accurate yet!)
# Optimized skew: 1.38039 Murphy: 2.30e-17
skew: 1.38039
c7: 1
c0: 49
Y1: -24893071176241544900787221684958608586849291716964049
Y0: 1
type: snfs