general_fact: 17962 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 17962 is an uninteresting number.
trivia: 17962 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: March 5th is the day in 1850 that the Britannia Bridge across the Menai Strait between the Isle of Anglesey and the mainland of Wales is opened.