This number is a prime.
Single Curio View: (Seek other curios for this number)313 (base ten) = 100111001 (base two). Note that 100111001 (base ten) is a palindromic prime as well. The only three-digit number with this property. [Larsen]
Submitted: 1999-09-02 18:40:00; Last Modified: 2008-01-30 11:19:21.
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