13579...13579 (61-digits)

This number is a prime.

1 3579753135 7975313579 7531357975 3135797531 3579753135 7975313579

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A prime number obtained by "undulating" the first odd digits. It is the smallest such prime except for the obvious 13. [Gallardo]

Submitted: 2003-12-31 18:13:16; Last Modified: 2008-01-30 17:28:00.