Fatto generale: 6142 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 6142 is the number of inequivalent asymmetric Ferrers graphs with 34 points.
Trivia: 6142 is a boring number.
Data storica: October 24th is the day in 1360 that the Treaty of Brétigny is ratified at Calais, marking the end of the first phase of the Hundred Years' War.