Factors of 803

The factors of 803 are 1, 11, 73, 803. It has 4 factors.

Factors of 803

Pick any whole number from 1 to 10,000.

803 = 11 \times 73

How to work it out

1
A factor of 803 is a whole number that divides it with nothing left over. You only need to test the numbers up to √803 ≈ 28.34; 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.
$803 = 11 \times 73$
4
Add all the factors: 1 + 11 + 73 + 803 = 888. Without 803 itself that is 85, so 803 is a deficient number.

LaTeX source of the formulas on this page

\[ 803 = 11 \times 73 \]

Factor	Pairs with	Product
1	803	1 × 803 = 803
11	73	11 × 73 = 803

What are the factors of 803?

The factors of 803 are 1, 11, 73, 803. It has 4 factors.

What are the prime factors of 803?

11, 73. As a product: 11 × 73.

How many factors does 803 have?

803 has 4 factors (2 factor pairs).

What is the sum of the factors of 803?

888.

Is 803 a prime number?

No. It is divisible by 11, so 803 = 11 × 73.