Q: What are the prime factors of the number 389,020?

 A: 2, 5, 53, 367

Why are those the prime factors of the number 389,020?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 389,020

389,020
Factor Arrows
2194,510
Factor Arrows
297,255
Factor Arrows
519,451
Factor Arrows
53367

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 5, 53, 367

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 53 x 367 = 389,020

This can also be written as 22 x 51 x 531 x 3671 = 389,020

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 389,020:


Ask a Question