Factors of 542

The factors of 542 are 1, 2, 271, 542. It has 4 factors.

Factors of 542

Pick any whole number from 1 to 10,000.

542 = 2 \times 271

How to work it out

1
A factor of 542 is a whole number that divides it with nothing left over. You only need to test the numbers up to √542 ≈ 23.28; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 4 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$542 = 2 \times 271$
4
Add all the factors: 1 + 2 + 271 + 542 = 816. Without 542 itself that is 274, so 542 is a deficient number.

LaTeX source of the formulas on this page

\[ 542 = 2 \times 271 \]

Factor	Pairs with	Product
1	542	1 × 542 = 542
2	271	2 × 271 = 542

What are the factors of 542?

The factors of 542 are 1, 2, 271, 542. It has 4 factors.

What are the prime factors of 542?

2, 271. As a product: 2 × 271.

How many factors does 542 have?

542 has 4 factors (2 factor pairs).

What is the sum of the factors of 542?

816.

Is 542 a prime number?

No. It is divisible by 2, so 542 = 2 × 271.