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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) The largest square prime of order 2. See PC1117. [Croll] The largest prime formed by concatenating two doubledigit emirps (79, 37). Note that 3779, i.e., the concatenation in order of the same emirps is also prime. [Loungrides]
(There is one curio for this number that has not yet been approved by an editor.)
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