The book is now available! 66600...00007 (28-digits)
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

                                              66600000 0000000000 0000000007
+ The smallest non-palindromic beastly prime with a 7 at the right end. (The 2nd such prime occurs when this number's two dozen consecutive zeros are increased by one.)

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