5113

This number is a prime.

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The largest possible prime number found by using the digits 1 through 9 (in order) and the operators "*" and "+" between any digits, i.e., 1+2*3*4*5*6*7+8*9 = 5113. [Loungrides]

Submitted: 2019-09-26 09:32:22; Last Modified: 2025-03-23 14:40:10.