Hecho general: 71551 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 71551 is an uninteresting number.
Trivia: 71551 is an uninteresting number.
Fecha histórica: November 24th is the day in 1962 that the West Berlin branch of the Socialist Unity Party of Germany forms a separate party, the Socialist Unity Party of West Berlin.