Fatto generale: 6516 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 6516 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 6516 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: November 2nd is the day in 1966 that the Cuban Adjustment Act comes into force, allowing 123,000 Cubans the opportunity to apply for permanent residence in the United States.