353
This number is a prime.
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The smallest smoothly undulating palindromic prime of the form 3(53)n. It is also known as a "sawtooth prime" based on its resemblance to the teeth on the blade of a saw. [Sorensen]
Submitted: 2009-08-22 20:18:04; Last Modified: 2009-08-22 20:54:45.
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