The book is now available! 113
(just those submitted by Caldwell)
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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 'Caldwell': (Click here to show all)

+ Let ψ(n) be the natural logarithm of the least common multiple of all the numbers less than or equal to n (so ψ(6) = log(60)). The maximum value of ψ(n)/n occurs at 113. [RS62] [Caldwell]

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