Fait mathématique: 53929 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 53929 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: August 26th is the day in 1957 that the USSR announces the successful test of an ICBM – a "super long distance intercontinental multistage ballistic rocket .