Factors of 2790
The factors of 2790 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790. It has 24 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 2790 is a whole number that divides it with nothing left over. You only need to test the numbers up to √2790 ≈ 52.82; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 24 factors.
- 3
Prime factorisation: keep dividing by the smallest prime that fits.
- 4
Add all the factors: the sum is 7488. Without 2790 itself that is 4698, so 2790 is an abundant number.
LaTeX source of the formulas on this page
\[ 2790 = 2 \times 3^{2} \times 5 \times 31 \]Factor pairs of 2790
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 2790 | 1 × 2790 = 2790 |
| 2 | 1395 | 2 × 1395 = 2790 |
| 3 | 930 | 3 × 930 = 2790 |
| 5 | 558 | 5 × 558 = 2790 |
| 6 | 465 | 6 × 465 = 2790 |
| 9 | 310 | 9 × 310 = 2790 |
| 10 | 279 | 10 × 279 = 2790 |
| 15 | 186 | 15 × 186 = 2790 |
| 18 | 155 | 18 × 155 = 2790 |
| 30 | 93 | 30 × 93 = 2790 |
| 31 | 90 | 31 × 90 = 2790 |
| 45 | 62 | 45 × 62 = 2790 |
Questions
What are the factors of 2790?
The factors of 2790 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790. It has 24 factors.
What are the prime factors of 2790?
2, 3, 5, 31. As a product: 2 × × 5 × 31.
How many factors does 2790 have?
2790 has 24 factors (12 factor pairs).
What is the sum of the factors of 2790?
7488.
Is 2790 a prime number?
No. It is divisible by 2, so 2790 = 2 × 1395.