Factors of 1331
The factors of 1331 are 1, 11, 121, 1331. It has 4 factors.
Factors of 1331
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 1331 is a whole number that divides it with nothing left over. You only need to test the numbers up to √1331 ≈ 36.48; 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 + 11 + 121 + 1331 = 1464. Without 1331 itself that is 133, so 1331 is a deficient number.
LaTeX source of the formulas on this page
\[ 1331 = 11^{3} \]Factor pairs of 1331
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 1331 | 1 × 1331 = 1331 |
| 11 | 121 | 11 × 121 = 1331 |
Questions
What are the factors of 1331?
The factors of 1331 are 1, 11, 121, 1331. It has 4 factors.
What are the prime factors of 1331?
11. As a product: .
How many factors does 1331 have?
1331 has 4 factors (2 factor pairs).
What is the sum of the factors of 1331?
1464.
Is 1331 a prime number?
No. It is divisible by 11, so 1331 = 11 × 121.