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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) The digits of 716 can be rearranged (180 degree rotations permitted) to form a prime number that divides it. [Honaker] The number of threedigit numbers that contain at least one prime digit (2,3,5, or 7). [Doyle]
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