math_fact: 6153 is the number of partitions of 40 that do not contain 1 as a part.
trivia: 6153 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: November 4th is the day in 1970 that Genie, a 13-year-old feral child is found in Los Angeles, California having been locked in her bedroom for most of her life.