Hecho general: 71645 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 71645 is an uninteresting number.
Trivia: 71645 is an uninteresting number.
Fecha histórica: February 26th is the day in 1909 that Kinemacolor, the first successful color motion picture process, is first shown to the general public at the Palace Theatre in London.