general_fact: 23514 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 23514 is an unremarkable number.
trivia: 23514 is a boring number.
historical_date: May 17th is the day in 1814 that the Constitution of Norway is signed and the Danish Crown Prince Christian Frederik is elected King of Norway by the Norwegian Constituent Assembly.