general_fact: 15183 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 15183 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 15183 is an unremarkable number.
historical_date: July 26th is the day in 1974 that Greek Prime Minister Constantinos Karamanlis forms the country's first civil government after seven years of military rule.