Factors of 424

2, 53. As a product: 2^3 × 53.

The factors of 424 are 1, 2, 4, 8, 53, 106, 212, 424. It has 8 factors.

Factors of 424

Pick any whole number from 1 to 10,000.

424 = 2^{3} \times 53

How to work it out

1
A factor of 424 is a whole number that divides it with nothing left over. You only need to test the numbers up to √424 ≈ 20.59; 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.
$424 = 2^{3} \times 53$
4
Add all the factors: 1 + 2 + 4 + 8 + 53 + 106 + 212 + 424 = 810. Without 424 itself that is 386, so 424 is a deficient number.

LaTeX source of the formulas on this page

\[ 424 = 2^{3} \times 53 \]

What are the factors of 424?

The factors of 424 are 1, 2, 4, 8, 53, 106, 212, 424. It has 8 factors.

What are the prime factors of 424?

2, 53. As a product: $2^{3}$ × 53.

How many factors does 424 have?

424 has 8 factors (4 factor pairs).

What is the sum of the factors of 424?

810.

Is 424 a prime number?

No. It is divisible by 2, so 424 = 2 × 212.