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421 (another Prime Pages' Curiosity) |
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits) Single Curio View: (Seek other curios for this number) The product of first 421 positive even numbers minus 1 (i.e., 2^421*421!-1) is the smallest titanic prime of form 2^p*p!-1, where p is a prime. [Loungrides]
Submitted: 2016-06-16 11:29:03; Last Modified: 2018-12-28 22:15:12.
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