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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) 112 = 2^{4} * 7. Note that 7^{4}  2 is prime. [Luhn] The only 3digit number such that its factorial raised to the sum of its digits and increased by one is prime. I.e., 112!^(1+1+2)+1 is prime. [Opao] 112!*211!  1 is prime. [Firoozbakht] The smallest multidigit composite nude number whose the reversal is prime. (A nude number is a number that is divisible by all of its digits). [Loungrides]
(There is one curio for this number that has not yet been approved by an editor.) To link to this page use /curios/page.php?number_id=749
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