The book is now available! 53
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

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


The smallest two-digit prime that does not produce a prime by adding a digit to it. (There is no prime '53d'). [Gallardo]


  Submitted: 2004-10-07 14:11:42;   Last Modified: 2008-01-30 11:28:00.

Prime Curios! © 2000-2015 (all rights reserved)