Fait mathématique: 20058 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 20058 is an unremarkable number.
Date historique: November 30th is the day in 1953 that Edward Mutesa II, the kabaka (king) of Buganda is deposed and exiled to London by Sir Andrew Cohen, Governor of Uganda.