Fait général: 81679 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 81679 is a boring number.
Culture générale: 81679 is a boring number.
Date historique: August 18th is the day in 1983 that Hurricane Alicia hits the Texas coast, killing 22 people and causing over USD $1 billion in damage (1983 dollars).