7

This number is a prime.

Single Curio View:   (Seek other curios for this number)
There is a persistent rumor that the philosopher G.W.F. Hegel (1770-1831) provided a logical proof within his doctoral dissertation that there could only be 7 planets in the solar system. [Poo Sung]

Submitted: 2002-02-21 00:59:03;   Last Modified: 2008-06-06 07:41:36.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell