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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) Just showing those entries submitted by 'Patterson': (Click here to show all) 19^19  2 is prime. Note that it starts with the digits 19. [Patterson]The smallest prime p such that p^p is pandigital. [Patterson] The only twodigit prime n such that n!/reversal(n)+1 and n!/reversal(n)1 are both prime. [Patterson]
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