Fatto generale: 81818 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 81818 is a boring number.
Trivia: 81818 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: January 4th is the day in 1966 that a military coup takes place in Upper Volta (later Burkina Faso), dissolving the National Parliament and leading to a new national constitution.