The book is now available! 13
(just those submitted by Seidov)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share

Just showing those entries submitted by 'Seidov': (Click here to show all)

Photo credit: Patrick Kik
+ 13 is the smallest prime p such that p^2 and (p+1)^2 are anagrams (next such prime is 157). [Seidov]




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