Cube Root of 173

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Cube root of

What is the cube root of 173?

Answer

∛173 ≈
5.5721

Real cube root: the only number whose cube is 173.

≈ — rounded to 4 decimal places. 173 is not the cube of a rational number, so ∛173 is irrational: its decimal expansion never ends and never repeats.

Prime factors
173 is a prime number: no triple of equal factors.
Between cubes
5³ = 125 < 173 < 216 = 6³, so 5 < ∛173 < 6 and ∛173 ≈ 5.5721

See Also

FAQ

What is the cube root of 173?

∛173 ≈ 5.5721

Can ∛173 be simplified?

No: no prime appears three times in 173, so its only cube factor is 1 and ∛173 is already in simplest form. Since 5³ = 125 < 173 < 216 = 6³, ∛173 lies between 5 and 6: ∛173 ≈ 5.5721.

Is ∛173 a rational number?

No: 173 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 ∛173 is irrational; its decimal never ends and never repeats: ∛173 ≈ 5.5721.