The book is now available! 673
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

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


673 divides 3333333331. It is the second number of the form (3)w1 to be found composite after many mathematicians thought all numbers of that form were prime.


  Submitted: 2004-08-22 22:15:02;   Last Modified: 2008-01-30 11:28:00.

Prime Curios! © 2000-2017 (all rights reserved)