The book is now available! 641
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

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

 

641 is the smallest prime factor of 4^16 + 1 , written with all the digits of 641 . [Capelle]

 

  Submitted: 2003-07-19 02:54:49;   Last Modified: 2008-01-30 11:28:00.



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