Fait mathématique: 21133 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 21133 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: November 9th is the day in 1913 that the Great Lakes Storm of 1913, the most destructive natural disaster ever to hit the lakes, destroys 19 ships and kills more than 250 people.