The Number 286: Properties and MeaningsPrime Factors of 286=2x11x13.
286 is a Heptagonal Number.
286 is a 49-gonal Number.
286 is a Centered 19-gonal Number.
286 is a Centered 47-gonal Number.
286 is a Tetrahedral Number.
The Year 286 ADIn the year 286 AD: the first year of the reign of Fiacha Sraibhtine over Ireland.
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