Fait mathématique: 1310 is the smallest number so that it and its neighbors are products of three distinct primes.
Culture générale: 1310 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Date historique: August 2nd is the day in 1939 that Albert Einstein and Leó Szilárd write a letter to Franklin D. Roosevelt, urging him to begin the Manhattan project to develop a nuclear weapon.