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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) The smallest nearrepdigit emirp with only prime digits that remains a nearrepdigit emirp when each digit is replaced by its binary representation: 111011111111. Note that its substring 233 is the smallest nearrepdigit prime with only prime digits that remains a nearrepdigit prime when each digit is replaced by its binary representation: 101111. [Beedassy]
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