196 is a natural number that is equal to 100+90+6. It is also equal to 14 squared. In addition to being a square number, it is also an 11-gonal number, a 34-gonal number, and a pentagonal pyramidal number.
According to conjecture, 196 is the lowest known Lychrel number.
Uses
Last updated: 08-03-2005 02:13:02