Fait mathématique: 2182 is the number of degree 15 irreducible polynomials over GF(2).
Culture générale: 2182 is an unremarkable number.
Date historique: December 21st is the day in 1946 that an 8.1 Mw earthquake and subsequent tsunami in Nankaidō, Japan, kill over 1,300 people and destroy over 38,000 homes.