The book is now available! 666666
(just those submitted by Bajpai)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share

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

+ The only six-digit repdigit such that the sum of itself and all truncations of itself plus one is an emirp. [Bajpai]

(There is one curio for this number that has not yet been approved by an editor.)




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