210

This number is a composite.

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The primes 47, 257, 467, 677, 887, 1097 and 1307 constitute a progression of 7 terms with a common difference of 210. [Barrow , Bush and Taylor]

Submitted: 1999-09-02 18:40:00;   Last Modified: 2009-05-26 14:46:55.
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