Fait mathématique: 2659 is the maximum value of n so that there exist 5 denominations of stamps so that every postage from 1 to n can be paid for with at most 13 stamps.
Culture générale: 2659 is an uninteresting number.
Date historique: April 12th is the day in 1934 that the strongest surface wind gust in the world at 231 mph, is measured on the summit of Mount Washington, New Hampshire.