Factors of 7209

3, 89. As a product: 3^4 × 89.

The factors of 7209 are 1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209. It has 10 factors.

Factors of 7209

Pick any whole number from 1 to 10,000.

7209 = 3^{4} \times 89

How to work it out

1
A factor of 7209 is a whole number that divides it with nothing left over. You only need to test the numbers up to √7209 ≈ 84.91; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 10 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$7209 = 3^{4} \times 89$
4
Add all the factors: 1 + 3 + 9 + 27 + 81 + 89 + 267 + 801 + 2403 + 7209 = 10890. Without 7209 itself that is 3681, so 7209 is a deficient number.

LaTeX source of the formulas on this page

\[ 7209 = 3^{4} \times 89 \]

What are the factors of 7209?

The factors of 7209 are 1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209. It has 10 factors.

What are the prime factors of 7209?

3, 89. As a product: $3^{4}$ × 89.

How many factors does 7209 have?

7209 has 10 factors (5 factor pairs).

What is the sum of the factors of 7209?

10890.

Is 7209 a prime number?

No. It is divisible by 3, so 7209 = 3 × 2403.