Fatto generale: 5142 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 5142 is the sum of its proper divisors that contain the digit 7.
Trivia: 5142 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: January 28th is the day in 1958 that the Lego company patents the design of its Lego bricks, still compatible with bricks produced today.