The book is now available! 541
(just those submitted by Kumar)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share

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

+ 541 = prime((5+4+1)^2). It is the smallest number with this property. [Kumar]




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