Fait général: 20207 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 20207 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 20207 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: April 28th is the day in 1975 that General Cao Van Vien, chief of the South Vietnamese military, departs for the US as the North Vietnamese Army closed in on victory.