The Number 274
Prime Factors of 274=2x137.
274 is a 47-gonal Number.
274 is a Centered Triangular Number.
274 is a Centered 13-gonal Number.
274 is a Centered 45-gonal Number.
The maximal number of regions into which a plane can be divided by 17 circles=274
The Year 274 AD
In the year 274 AD ...
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