math_fact: 981 is the smallest number that has 5 different partitions into 3 parts with the same product.
trivia: 981 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: September 7th is the day in 1977 that the 300 metre tall CKVR-DT transmission tower in Barrie, Ontario, Canada is hit by a light aircraft in a fog, causing it to collapse.