Factors of 7989
The factors of 7989 are 1, 3, 2663, 7989. It has 4 factors.
Factors of 7989
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 7989 is a whole number that divides it with nothing left over. You only need to test the numbers up to ā7989 ā 89.38; 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.
- 4
Add all the factors: 1 + 3 + 2663 + 7989 = 10656. Without 7989 itself that is 2667, so 7989 is a deficient number.
LaTeX source of the formulas on this page
\[ 7989 = 3 \times 2663 \]
Factor pairs of 7989
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 7989 | 1 Ć 7989 = 7989 |
| 3 | 2663 | 3 Ć 2663 = 7989 |
Questions
What are the factors of 7989?
The factors of 7989 are 1, 3, 2663, 7989. It has 4 factors.
What are the prime factors of 7989?
3, 2663. As a product: 3 Ć 2663.
How many factors does 7989 have?
7989 has 4 factors (2 factor pairs).
What is the sum of the factors of 7989?
10656.
Is 7989 a prime number?
No. It is divisible by 3, so 7989 = 3 Ć 2663.