The Number 87: Properties and MeaningsPrime Factors of 87=3x29.
87 is a 30-gonal Number.
87 Sylvia is one of the largest main-belt asteroids. It is a member of the Cybele group located beyond the core of the belt. Sylvia is remarkable for being the first asteroid known to possess more than one moon.
The Year 87 ADIn the year 87 AD Decebalus became king of Dacia.
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