11

This number is a prime.

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

11 is the smallest number of sides of a regular polygon that cannot be packed about a point with other regular polygons. E.g., a 7-sided polygon packs with a 42-sided polygon and a triangle. [Astle]

Submitted: 2004-09-02 15:23:23; Last Modified: 2008-01-30 17:28:00.