168

This number is a composite.

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

The number of primes less than or equal to a thousand (π(1000) = 168) equals the number of hours in a week (7 * 24 = 168). [Honaker]

Submitted: 1999-09-02 23:40:00; Last Modified: 2010-01-04 17:11:47.