The book is now available! 589997
(another Prime Pages' Curiosity)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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589997 and the 589997th prime number (8799899) are the first case of a prime and its prime index together having an average digit value greater than 8. Are there any that are greater than 106/13 (8.153846+)? [Gaydos]


  Submitted: 2019-01-29 20:40:51;   Last Modified: 2019-01-29 21:01:40.

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