81 cubed

81³ = 81 × 81 × 81 = 531,441

To cube a number, multiply it by itself twice. 81 cubed is written 81³ or 81^3, and the answer is 531,441.

How to work out 81 cubed

• Step 1: 81 × 81 = 6,561 (that is 81 squared).
• Step 2: 6,561 × 81 = 531,441.

Related

• The cube root of 531,441 is 81. Try the root calculator for other cube roots.
• 81 squared = 6,561; 81 to the power of 4 = 43,046,721.

Cubes near 81

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