Factors of 1378
The factors of 1378 are 1, 2, 13, 26, 53, 106, 689, 1378. It has 8 factors.
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 1378 is a whole number that divides it with nothing left over. You only need to test the numbers up to √1378 ≈ 37.12; 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 + 13 + 26 + 53 + 106 + 689 + 1378 = 2268. Without 1378 itself that is 890, so 1378 is a deficient number.
LaTeX source of the formulas on this page
\[ 1378 = 2 \times 13 \times 53 \]
Factor pairs of 1378
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 1378 | 1 × 1378 = 1378 |
| 2 | 689 | 2 × 689 = 1378 |
| 13 | 106 | 13 × 106 = 1378 |
| 26 | 53 | 26 × 53 = 1378 |
Questions
What are the factors of 1378?
The factors of 1378 are 1, 2, 13, 26, 53, 106, 689, 1378. It has 8 factors.
What are the prime factors of 1378?
2, 13, 53. As a product: 2 × 13 × 53.
How many factors does 1378 have?
1378 has 8 factors (4 factor pairs).
What is the sum of the factors of 1378?
2268.
Is 1378 a prime number?
No. It is divisible by 2, so 1378 = 2 × 689.