Fait général: 61889 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 61889 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 61889 is a boring number.
Date historique: June 11th is the day in 1935 that Inventor Edwin Armstrong gives the first public demonstration of FM broadcasting in the United States at Alpine, New Jersey.