Cube Root of 187

Cube Root Calculator
Cube root of

What is the cube root of 187?

Answer

∛187 ≈
5.7185

Real cube root: the only number whose cube is 187.

≈ — rounded to 4 decimal places. 187 is not the cube of a rational number, so ∛187 is irrational: its decimal expansion never ends and never repeats.

Prime factors
187 = 11 × 17
Take out of the root
No prime appears three times, so ∛187 is already in simplest form.
Between cubes
5³ = 125 < 187 < 216 = 6³, so 5 < ∛187 < 6 and ∛187 ≈ 5.7185

See Also

FAQ

What is the cube root of 187?

∛187 ≈ 5.7185

Can ∛187 be simplified?

No: no prime appears three times in 187, so its only cube factor is 1 and ∛187 is already in simplest form. Since 5³ = 125 < 187 < 216 = 6³, ∛187 lies between 5 and 6: ∛187 ≈ 5.7185.

Is ∛187 a rational number?

No: 187 is not the cube of a rational number, and the cube root of a fraction p/q in lowest terms is rational only when p and q are both cubes. So ∛187 is irrational; its decimal never ends and never repeats: ∛187 ≈ 5.7185.