Factors of 54

The factors of 54 are 1, 2, 3, 6, 9, 18, 27, 54. It has 8 factors.

Factors of 54

Pick any whole number from 1 to 10,000.

54 = 2 \times 3^{3}

How to work it out

1
A factor of 54 is a whole number that divides it with nothing left over. You only need to test the numbers up to √54 ≈ 7.35; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 8 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$54 = 2 \times 3^{3}$
4
Add all the factors: 1 + 2 + 3 + 6 + 9 + 18 + 27 + 54 = 120. Without 54 itself that is 66, so 54 is an abundant number.

LaTeX source of the formulas on this page

\[ 54 = 2 \times 3^{3} \]

What are the factors of 54?

The factors of 54 are 1, 2, 3, 6, 9, 18, 27, 54. It has 8 factors.

What are the prime factors of 54?

2, 3. As a product: 2 × $3^{3}$ .

How many factors does 54 have?

54 has 8 factors (4 factor pairs).

What is the sum of the factors of 54?

120.

Is 54 a prime number?

No. It is divisible by 2, so 54 = 2 × 27.