Cube Root of 46

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Cube root of

What is the cube root of 46?

Answer

∛46 ≈
3.583

Real cube root: the only number whose cube is 46.

≈ — rounded to 4 decimal places. 46 is not the cube of a rational number, so ∛46 is irrational: its decimal expansion never ends and never repeats.

Prime factors
46 = 2 × 23
Take out of the root
No prime appears three times, so ∛46 is already in simplest form.
Between cubes
3³ = 27 < 46 < 64 = 4³, so 3 < ∛46 < 4 and ∛46 ≈ 3.583

See Also

FAQ

What is the cube root of 46?

∛46 ≈ 3.583

Can ∛46 be simplified?

No: no prime appears three times in 46, so its only cube factor is 1 and ∛46 is already in simplest form. Since 3³ = 27 < 46 < 64 = 4³, ∛46 lies between 3 and 4: ∛46 ≈ 3.583.

Is ∛46 a rational number?

No: 46 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 ∛46 is irrational; its decimal never ends and never repeats: ∛46 ≈ 3.583.