Hecho matemático: 7313 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 7313 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: January 8th is the day in 1963 that Leonardo da Vinci's Mona Lisa is exhibited in the United States for the first time, at the National Gallery of Art in Washington, D.C.