Fait mathématique: 1747 is a value of n for which n (n+2) is a palindrome.
Culture générale: 1747 is an uninteresting number.
Date historique: October 12th is the day in 2005 that the second Chinese human spaceflight Shenzhou 6 launched carrying Fèi Jùnlóng and Niè Hǎishèng for five days in orbit.