43

This number is a prime.

Single Curio View:   (Seek other curios for this number)
43 is the fourth Centered Heptagonal (7-gonal) Number. Note that 4 + 3 = 7. [Post]

Submitted: 2004-10-06 21:38:18;   Last Modified: 2008-01-30 11:28:00.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell