Q: What are the prime factors of the number 22,100,121?

 A: 3, 90947

Why are those the prime factors of the number 22,100,121?

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 22,100,121

22,100,121
Factor Arrows
37,366,707
Factor Arrows
32,455,569
Factor Arrows
3818,523
Factor Arrows
3272,841
Factor Arrows
390,947

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:

3, 90947

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 90,947 = 22,100,121

This can also be written as 35 x 90,9471 = 22,100,121

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 22,100,121:


Ask a Question