The book is now available! 1111111111111111111111
(just those submitted by Gupta)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share
                                                    11 1111111111 1111111111

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

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




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