# 6869

This number is a prime.

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The smallest circular-digit prime formed by the concatenation
of two consecutive multidigit numbers; when 0's are added
between each number we get the smallest six-digit number
with same property, 608609; then when the 60's are removed
we get the smallest of all, 89. [Punches]
Submitted: 2006-12-09 10:24:49; Last Modified: 2009-04-30 19:53:03.

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