Fait mathématique: 2282 is the number of ways, up to rotation and reflection, of dissecting a regular 13-gon into 11 triangles.
Culture générale: 2282 is an unremarkable number.
Date historique: March 31st is the day in 2004 that Iraq War in Anbar Province - In Fallujah, Iraq, 4 American private military contractors working for Blackwater USA, are killed after being ambushed.