The book is now available! 189
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

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


The product of the four primes in a prime quadruplet (except for 5,7,11,13) always ends in 189. [Rupinski]


  Submitted: 2002-04-13 16:28:48;   Last Modified: 2008-01-30 11:28:00.

Prime Curios! © 2000-2018 (all rights reserved)