The book is now available! 135
(just those submitted by Cramer)
Prime Curios!
Curios: Curios Search:


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

+ The two prime factors of 135 are 3 and 5. Note that, starting with 3, the sum of 5 consecutively squared integers equals 135. [Cramer]

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