Calculate hexagonal number 45
Hexagonal number = A figurate number
We combine hexagons with ascending size.
Hexagonal Number Formula
Hn = n(2n - 1)
Given n = 45, we have:
Hn = 45(2(45) - 1)
Hn = 45(90 - 1)
Hn = 45(89)
H45 = 4,005
Calculate hexagonal number 45
Hexagonal number = A figurate number
We combine hexagons with ascending size.
Hn = n(2n - 1)
Hn = 45(2(45) - 1)
Hn = 45(90 - 1)
Hn = 45(89)
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