The book is now available! 15709
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

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

 

The smallest and only known non-palindromic pseudoprime(base-2) whose reversal (i.e., 90751) is also a pseudoprime(base-2). [Gupta]

 

  Submitted: 2013-10-15 12:54:31;   Last Modified: 2013-10-15 17:46:23.



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