Factors of 13
The factors of 13 are 1, 13. It has 2 factors.
Factors of 13
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 13 is a whole number that divides it with nothing left over. You only need to test the numbers up to √13 ≈ 3.61; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 2 factors.
- 3
13 has no factors besides 1 and itself, so it is a prime number.
- 4
Add all the factors: 1 + 13 = 14. Without 13 itself that is 1, so 13 is a deficient number.
LaTeX source of the formulas on this page
\[ 13 = 13 \]
Factor pairs of 13
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 13 | 1 × 13 = 13 |
Questions
What are the factors of 13?
The factors of 13 are 1, 13. It has 2 factors.
What are the prime factors of 13?
13. As a product: 13.
How many factors does 13 have?
13 has 2 factors (1 factor pair).
What is the sum of the factors of 13?
14.
Is 13 a prime number?
Yes. Its only factors are 1 and 13.