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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) 49513019 is a prime P such that Q and R are prime as well, if Q=(P+1)^2+1 and R=Q^2.Reversal(Q^2), where "." symbolizes concatenation: P=49513019, Q=2451539149520401, R=7090069339891712171989339600907. [Rivera]
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