The book is now available! 66666...99999 (30-digits)
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

                                            6666667777 7778888888 8999999999
Single Curio View:   (Seek other curios for this number)


The only prime formed from four consecutive digits d with repeating each digit d times. [Loungrides]


  Submitted: 2009-02-11 02:34:29;   Last Modified: 2014-11-02 09:59:41.

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