general_fact: 17313 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 17313 is a boring number.
trivia: 17313 is an unremarkable number.
historical_date: May 26th is the day in 1770 that the Orlov Revolt, an attempt to revolt against the Ottoman Empire before the Greek War of Independence, ends in disaster for the Greeks.