Q: What are the prime factors of the number 225,242,440?

 A: 2, 5, 5631061

Why are those the prime factors of the number 225,242,440?

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 225,242,440

225,242,440
Factor Arrows
2112,621,220
Factor Arrows
256,310,610
Factor Arrows
228,155,305
Factor Arrows
55,631,061

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, 5631061

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 5,631,061 = 225,242,440

This can also be written as 23 x 51 x 5,631,0611 = 225,242,440

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 225,242,440:


Ask a Question