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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) The largest prime factor of any 28digit repdigit. Note that 28 is perfect. [Bowser] The largest prime (emirp) factor of 10^14+1. [Loungrides] The largest prime factor, (it is also emirp), of any number formed by repeating seven times any 4digit number, (prime or composite). [Loungrides]
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