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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) 9227 = 23 + 35 + 57 + 711 + 1113 + 1317 + 1719 + 1923 + 2329 is prime. Note that each term is a concatenation of consecutive primes. [Poo Sung] The smallest Yarborough emirp that yields another Yarborough emirp when each of its digit is replaced by its cube, i.e., (9^3:2^3:2^3:7^3 > 72988343). [Bajpai]
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