Instantly calculate the cube root (∛) of any number with our free Cube Root Calculator. Get quick, accurate results for math, algebra, and perfect cubes.
Cube Root Calculator
Calculate the cube root (∛) of any positive or negative number
Please enter a valid number
Quick Examples – Click to Try:
Calculation Result
DEMO
Cube Root
6
∛216 = 6
Perfect Cube ✓
| Property | Value |
|---|---|
| Original Number | 216 |
| Cube Root (∛) | 6 |
| Verification | 6³ = 6 × 6 × 6 = 216 ✓ |
| Exponent Form | 216^(1/3) = 6 |
| Decimal Precision | 6.000000 |
| Prime Factorization | 2 × 2 × 2 × 3 × 3 × 3 |
Cube Root Formula:
∛x = y where y³ = x
This means y × y × y = x
Example: ∛216 = 6, because 6 × 6 × 6 = 216
For negative numbers: ∛(-x) = -(∛x)
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