The book is now available! 43
(just those submitted by Sole)
Prime Curios!
Curios: Curios Search:


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

+ There exist three different two-digit prime numbers such that the average of all three is 43 and the average of any two is also prime. [Sole and Marshall]

Prime Curios! © 2000-2018 (all rights reserved)