general_fact: 25141 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 25141 is an uninteresting number.
trivia: 25141 is a boring number.
historical_date: October 30th is the day in 1944 that Anne Frank and sister Margot Frank are deported from Auschwitz to the Bergen-Belsen concentration camp.