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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) 268 inches of 1/8 inch copper wire weighs 1 pound. Also, 268*81 is prime. [Opao] The product of 268 and the sum of its digits plus one is prime. I.e., 268*(2+6+8) + 1 is prime. [Opao]
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