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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

+ The smallest reflectable invertible prime and also the smallest reflectable invertible emirp. [Capelle]

+ The smallest invertible dihedral prime, the smallest dihedral emirp, the smallest reflectable invertible dihedral prime, the smallest reflectable dihedral emirp, the smallest invertible dihedral emirp and also the smallest reflectable invertible dihedral emirp. Note that a dihedral prime is an emirp iff it is invertible. [Capelle]

+ The sum of first 11 primes ending with 1 is an invertible emirp beginning with 11, (the smallest strobogrammatic prime), i.e., 11+31+41+61+71+101+131+151+181+191+211=1181. [Loungrides]

(There is one curio for this number that has not yet been approved by an editor.)

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