Hecho matemático: 1475 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 11 stamps.
Trivia: 1475 is a boring number.
Fecha histórica: January 14th is the day in 1911 that Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.