The book is now available! 5187417
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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5187417 is the largest composite that produces seven primes after a digit (one at a time) is dropped: 187417, 587417, 517417, 518417, 518717, 518747, 518741. Found by Wilfrid Whiteside. [Rivera]

 

  Submitted: 2018-09-12 16:05:09;   Last Modified: 2019-01-29 13:31:41.



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