Factors of 2187
The factors of 2187 are 1, 3, 9, 27, 81, 243, 729, 2187. It has 8 factors.
Factors of 2187
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 2187 is a whole number that divides it with nothing left over. You only need to test the numbers up to √2187 ≈ 46.77; 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 + 3 + 9 + 27 + 81 + 243 + 729 + 2187 = 3280. Without 2187 itself that is 1093, so 2187 is a deficient number.
LaTeX source of the formulas on this page
\[ 2187 = 3^{7} \]Factor pairs of 2187
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 2187 | 1 × 2187 = 2187 |
| 3 | 729 | 3 × 729 = 2187 |
| 9 | 243 | 9 × 243 = 2187 |
| 27 | 81 | 27 × 81 = 2187 |
Questions
What are the factors of 2187?
The factors of 2187 are 1, 3, 9, 27, 81, 243, 729, 2187. It has 8 factors.
What are the prime factors of 2187?
3. As a product: .
How many factors does 2187 have?
2187 has 8 factors (4 factor pairs).
What is the sum of the factors of 2187?
3280.
Is 2187 a prime number?
No. It is divisible by 3, so 2187 = 3 × 729.