Hecho matemático: 17915 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 17915 is an uninteresting number.
Fecha histórica: January 17th is the day in 1929 that Popeye the Sailor Man, a cartoon character created by Elzie Segar, first appears in the Thimble Theatre comic strip.