The book is now available! 1069
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

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


The first "double" super-2 emirp, i.e., an emirp p such that 2*p^2 contains twice 2 consecutive 2's in its decimal representation (2*p^2=2285522). [Loungrides]


  Submitted: 2010-05-29 22:23:07;   Last Modified: 2010-05-30 14:39:38.

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