35353...35353 (4157-digits)

This number is a prime.

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The largest known smoothly undulating palindromic prime of the form 3(53)n. As of 2002, it is also the largest known prime containing only two distinct digits. See curio for 353. [Rosenthal]

Submitted: 2009-08-22 15:34:02;   Last Modified: 2014-08-30 10:16:45.
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