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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) 987 is the only 3digit number with consecutively decreasing digits such that when multiplied by the sum of its digits plus and minus one, the results are primes. I.e., 987*(9+8+7)1 and 987*(9+8+7)+1 are primes. [Opao]
(There is one curio for this number that has not yet been approved by an editor.)
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