Q: What are the prime factors of the number 561,081,608?

 A: 2, 4013, 17477

Why are those the prime factors of the number 561,081,608?

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 561,081,608

561,081,608
Factor Arrows
2280,540,804
Factor Arrows
2140,270,402
Factor Arrows
270,135,201
Factor Arrows
4,01317,477

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, 4013, 17477

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 4,013 x 17,477 = 561,081,608

This can also be written as 23 x 4,0131 x 17,4771 = 561,081,608

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 561,081,608:


Ask a Question