The book is now available! 403
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

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

 

The smallest semiprime whose factors form a pair of emirps (13 and 31). [Earls]

 

  Submitted: 2008-01-09 20:02:21;   Last Modified: 2009-04-03 10:57:10.



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