Factors of 401
The factors of 401 are 1, 401. It has 2 factors.
Factors of 401
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 401 is a whole number that divides it with nothing left over. You only need to test the numbers up to √401 ≈ 20.02; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 2 factors.
- 3
401 has no factors besides 1 and itself, so it is a prime number.
- 4
Add all the factors: 1 + 401 = 402. Without 401 itself that is 1, so 401 is a deficient number.
LaTeX source of the formulas on this page
\[ 401 = 401 \]
Factor pairs of 401
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 401 | 1 × 401 = 401 |
Questions
What are the factors of 401?
The factors of 401 are 1, 401. It has 2 factors.
What are the prime factors of 401?
401. As a product: 401.
How many factors does 401 have?
401 has 2 factors (1 factor pair).
What is the sum of the factors of 401?
402.
Is 401 a prime number?
Yes. Its only factors are 1 and 401.