General fact: 715 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 715 is an uninteresting number.
Trivia: 715 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Historical date: December 15th is the day in 2010 that a boat carrying 90 asylum seekers crashes into rocks off the coast of Christmas Island, Australia, killing at least 30 passengers.