Q: What are the prime factors of the number 2,226,609?

 A: 3, 7, 11, 17

Why are those the prime factors of the number 2,226,609?

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 2,226,609

2,226,609
Factor Arrows
3742,203
Factor Arrows
3247,401
Factor Arrows
382,467
Factor Arrows
327,489
Factor Arrows
39,163
Factor Arrows
71,309
Factor Arrows
7187
Factor Arrows
1117

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, 7, 11, 17

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 3 x 7 x 7 x 11 x 17 = 2,226,609

This can also be written as 35 x 72 x 111 x 171 = 2,226,609

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 2,226,609:


Ask a Question