Q: What are the prime factors of the number 704,270,686?

 A: 2, 7, 331, 379, 401

Why are those the prime factors of the number 704,270,686?

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 704,270,686

704,270,686
Factor Arrows
2352,135,343
Factor Arrows
750,305,049
Factor Arrows
331151,979
Factor Arrows
379401

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, 7, 331, 379, 401

We can check our work by multiplying all of the prime factors together: 2 x 7 x 331 x 379 x 401 = 704,270,686

This can also be written as 21 x 71 x 3311 x 3791 x 4011 = 704,270,686

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 704,270,686:


Ask a Question