189 (number)

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List of numbers — Integers

<< 180 181 182 183 184 185 186 187 188 189 >>

Cardinal

One hundred [and]
eighty-nine

189th

$3^3 \cdot 7$

CLXXXIX

10111101

189 is the natural number following 188 and preceding 190.

If cubes of negative numbers are allowed, then 189 is the smallest positive integer that can be expressed as a sum of two cubes in two different ways: 6³ + (-3)³ = 4³ + 5³ = 189. (If the negative numbers are disallowed, then the smallest such number is 1729.

189 is a centered cube number.