Factors of 389
The factors of 389 are 1 and 389. Since 389 is a prime number, it has exactly 2 factors and cannot be divided evenly by any other whole number. The sum of its factors is 390, and its prime factorization is simply 389 itself.
All factors of 389
Here are all 2 factors of 389, listed from smallest to largest.
Factor pairs of 389
There is only one factor pair for 389, because it is prime.
Prime factorization of 389
389 is a prime number, so it cannot be broken down further. Its prime factorization is simply 389.
Properties of 389
| Number of factors | 2 |
|---|---|
| Sum of factors | 390 |
| Sum of proper factors | 1 |
| Prime factorization | 389 |
| Prime or composite? | Prime |
| Even or odd? | Odd |
| Perfect square? | No |
| Perfect cube? | No |
| Classification | Deficient |
What makes 389 interesting
- 389 is a prime number, so its only factors are 1 and 389. It cannot be split into a product of two smaller whole numbers.
- Every prime number is deficient — the sum of its proper factors is always 1, which is far less than the number itself.
How to find the factors of 389 yourself
Divide 389 by each whole number starting from 1. Whenever the division leaves no remainder, both the divisor and the quotient are factors. You only need to test up to √389 ≈ 19.72, because every factor above that pairs with one below it.
Reading both columns gives every factor: 1, 389. The factor calculator does this automatically for any number.
Related numbers
Numbers mathematically connected to 389.
Frequently asked questions about 389
What are the factors of 389?
Is 389 a prime number?
What is the prime factorization of 389?
What two numbers multiply to give 389?
What is the sum of the factors of 389?
Is 389 a perfect square?
What is the largest factor of 389 other than itself?
How many factors does 389 have?
Explore more
Try another number in the factor calculator, break 389 down further with the prime factorization calculator, or compare 389 with another number using the GCF calculator and LCM calculator. For divisor counts and sums, see the divisor calculator.