Factors of 4990
The factors of 4990 are 1, 2, 5, 10, 499, 998, 2495, 4990. It has 8 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 4990 is a whole number that divides it with nothing left over. You only need to test the numbers up to √4990 ≈ 70.64; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 8 factors.
- 3
Prime factorisation: keep dividing by the smallest prime that fits.
- 4
Add all the factors: 1 + 2 + 5 + 10 + 499 + 998 + 2495 + 4990 = 9000. Without 4990 itself that is 4010, so 4990 is a deficient number.
LaTeX source of the formulas on this page
\[ 4990 = 2 \times 5 \times 499 \]
Factor pairs of 4990
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 4990 | 1 × 4990 = 4990 |
| 2 | 2495 | 2 × 2495 = 4990 |
| 5 | 998 | 5 × 998 = 4990 |
| 10 | 499 | 10 × 499 = 4990 |
Questions
What are the factors of 4990?
The factors of 4990 are 1, 2, 5, 10, 499, 998, 2495, 4990. It has 8 factors.
What are the prime factors of 4990?
2, 5, 499. As a product: 2 × 5 × 499.
How many factors does 4990 have?
4990 has 8 factors (4 factor pairs).
What is the sum of the factors of 4990?
9000.
Is 4990 a prime number?
No. It is divisible by 2, so 4990 = 2 × 2495.