Fait général: 6218 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 6218 is an unremarkable number.
Culture générale: 6218 is a boring number.
Date historique: January 8th is the day in 1963 that Leonardo da Vinci's Mona Lisa is exhibited in the United States for the first time, at the National Gallery of Art in Washington, D.C.