The book is now available! 1111111111111111111111
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share
                                                    11 1111111111 1111111111
+ The smallest repunit whose prime factors contain all digits from 0 to 9 (1111111111111111111111 = 11*11*23*4093*8779*21649*513239). [Gupta]

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




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