The book is now available! 673
(just those submitted by Dale)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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

+ There are 673 numbers N with no two same digits, having the property that when the sum of the k leftmost digits of N is divided by k the result is always an integer. [Post and Dale]




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