Q: What are the prime factors of the number 13,322,176?

 A: 2, 7, 131, 227

Why are those the prime factors of the number 13,322,176?

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 13,322,176

13,322,176
Factor Arrows
26,661,088
Factor Arrows
23,330,544
Factor Arrows
21,665,272
Factor Arrows
2832,636
Factor Arrows
2416,318
Factor Arrows
2208,159
Factor Arrows
729,737
Factor Arrows
131227

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, 131, 227

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 7 x 131 x 227 = 13,322,176

This can also be written as 26 x 71 x 1311 x 2271 = 13,322,176

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 13,322,176:


Ask a Question