6

This number is a composite.

Single Curio View: (Seek other curios for this number)

(1# + 2# + 3# + 4# + 5# + 6#) is one-half of

(1! + 2! + 3! + 4! + 5! + 6!). [Wesolowski]

Submitted: 2009-11-24 19:17:05; Last Modified: 2009-11-27 19:59:57.