The book is now available! 66666...99999 (30-digits)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                                            6666667777 7778888888 8999999999
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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.

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