Hecho general: 70257 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 70257 is an uninteresting number.
Trivia: 70257 is an uninteresting number.
Fecha histórica: May 9th is the day in 1961 that Jim Gentile of the Baltimore Orioles becomes the first player in baseball history to hit grand slams in consecutive innings.