general_fact: 49150 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 49150 is an unremarkable number.
trivia: 49150 is an unremarkable number.
historical_date: July 26th is the day in 1945 that the US Navy cruiser USS Indianapolis arrives at Tinian with parts of the warhead for the Hiroshima atomic bomb.