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The Number 166: Properties and Meanings
Prime Factors of 166=2x83.
166 is a 29-gonal Number.
166 is a Centered Triangular Number.
166 is a Centered 11-gonal Number.
The Year 166 AD
In the year 166 AD: In Ireland: the first year of the reign of Art [Art Aonfhir, "the lonely"], son of Conn of the Hundred Battles.
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