Fait général: 5389 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 5389 is an unremarkable number.
Culture générale: 5389 is a boring number.
Date historique: October 2nd is the day in 1789 that George Washington sends the proposed Constitutional amendments (The United States Bill of Rights) to the States for ratification.