The book is now available! 6869
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share
+ The smallest circular-digit prime formed by the concatenation of two consecutive multidigit numbers; when 0's are added between each number we get the smallest six-digit number with same property, 608609; then when the 60's are removed we get the smallest of all, 89. [Punches]

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




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