Hecho general: 25231 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 25231 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 25231 is an unremarkable number.
Fecha histórica: January 28th is the day in 1902 that the Carnegie Institution of Washington is founded in Washington, D.C. with a $10 million gift from Andrew Carnegie.