Fatto matematico: 2495 is the number of 13-iamonds that tile the plane.
Trivia: 2495 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: October 30th is the day in 1974 that the Rumble in the Jungle boxing match between Muhammad Ali and George Foreman takes place in Kinshasa, Zaire.