Fait général: 17981 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 17981 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 17981 is a boring number.
Date historique: March 24th is the day in 1986 that the Loscoe gas explosion leads to new UK laws on landfill gas migration and gas protection on landfill sites.