Factors of 36

2, 3. As a product: 2^2 × 3^2.

The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, 36. It has 9 factors.

Factors of 36

Pick any whole number from 1 to 10,000.

36 = 2^{2} \times 3^{2}

How to work it out

1
A factor of 36 is a whole number that divides it with nothing left over. You only need to test the numbers up to √36 ≈ 6.00; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 9 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$36 = 2^{2} \times 3^{2}$
4
Add all the factors: 1 + 2 + 3 + 4 + 6 + 9 + 12 + 18 + 36 = 91. Without 36 itself that is 55, so 36 is an abundant number.

LaTeX source of the formulas on this page

\[ 36 = 2^{2} \times 3^{2} \]

What are the factors of 36?

The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, 36. It has 9 factors.

What are the prime factors of 36?

2, 3. As a product: $2^{2}$ × $3^{2}$ .

How many factors does 36 have?

36 has 9 factors (5 factor pairs, one of them 6 × 6).

What is the sum of the factors of 36?

91.

Is 36 a prime number?

No. It is divisible by 2, so 36 = 2 × 18.