Hecho matemático: 8418 is the number of necklaces possible with 11 beads, each being one of 3 colors.
Trivia: 8418 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fecha histórica: January 17th is the day in 2002 that Mount Nyiragongo erupts in the Democratic Republic of the Congo, displacing an estimated 400,000 people.