The book is now available! 173
(just those submitted by Gupta)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share

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

+ Largest known prime whose square (i.e., 29929) and cube (i.e., 5177717) consist of different digits. [Gupta]




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