The book is now available! 17
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

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

 

17 is the only odd prime p such that p + sod(p) and p - sod(p) are square numbers (52 and 32, respectively). [Rivera]

 

  Submitted: 2002-12-04 16:56:09;   Last Modified: 2008-01-30 11:28:00.



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