Q: What are the prime factors of the number 22,271,724?

 A: 2, 3, 19, 32561

Why are those the prime factors of the number 22,271,724?

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 22,271,724

22,271,724
Factor Arrows
211,135,862
Factor Arrows
25,567,931
Factor Arrows
31,855,977
Factor Arrows
3618,659
Factor Arrows
1932,561

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, 3, 19, 32561

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 19 x 32,561 = 22,271,724

This can also be written as 22 x 32 x 191 x 32,5611 = 22,271,724

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 22,271,724:


Ask a Question