1669

This number is a prime.

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The smallest prime that appears in the same position of its own value when the Roman numerals (from 1 to 3999) are placed in lexicographic order. The other primes with this property are 3623 and 3631. [Meller]

Submitted: 2009-07-24 08:55:36;   Last Modified: 2009-07-24 19:21:25.
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