2 to the Power of 3 — 2³ = 8

2 to the power of 3 (2³) equals 8. This means 2 x 2 x 2 = 8. Result has 1 digit, prime factorisation 2 x 2 x 2....

2³ = ?

2 TO THE POWER OF 3

8

2³ = 2 × 2 × 2 = 8

Value

8

Base

2

Exponent

3

Number of digits

1

Digit sum

8

Even or odd?

Even

Divisible by 10?

No

Perfect square?

No

STEP-BY-STEP

1

2³ means multiply 2 by itself 3 times

2

2

2 × 2 = 4

4 × 2 = 8

3

2³ = 8

PRIME FACTORISATION

8 = 2 × 2 × 2

= 2³ (all factors are 2, which is prime)

SAME VALUE — OTHER BASES

8¹ = 8

FUN FACT

8 bits = 1 byte. 8 is a perfect cube.

POWERS OF 2 (1 → 3)

2¹
2
2²
4
2³
8

ALL POWERS OF 2 (1–10)

EXPONENT LAWS

2³ × 2= 2⁴ = 16
2³ × 2³= 2⁶ = 64
2³ ÷ 2= 2² = 4
√(2³)= 2² = 2.828 (approx)
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HOW TO CALCULATE

  1. 1

    2³ means multiply 2 by itself 3 times.

  2. 2

    Multiplication chain: 2 x 2 x 2 = 8.

  3. 3

    The result is 8 - 1 digit, prime factorisation: 2 x 2 x 2.

  4. 4

    Check: 2² x 2 = 4 x 2 = 8.

WORKED EXAMPLE

2³ = 2 x 2 x 2 = 8. Digits: 1. Prime factors: 2 x 2 x 2. Also: 8¹ = 8.

FREQUENTLY ASKED QUESTIONS

OTHER BASES TO THE POWER OF 3

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Last updated: April 28, 2026 · Verified by EagleCalculator team · Eagle-eyed accuracy for every calculation.