Hecho matemático: 71543 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 71543 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: November 16th is the day in 1973 that U.S. President Richard Nixon signs the Trans-Alaska Pipeline Authorization Act into law, authorizing the construction of the Alaska Pipeline.