Q: What are the prime factors of the number 15,202,446?

 A: 2, 3, 7, 83, 89

Why are those the prime factors of the number 15,202,446?

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 15,202,446

15,202,446
Factor Arrows
27,601,223
Factor Arrows
32,533,741
Factor Arrows
7361,963
Factor Arrows
751,709
Factor Arrows
77,387
Factor Arrows
8389

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, 3, 7, 83, 89

We can check our work by multiplying all of the prime factors together: 2 x 3 x 7 x 7 x 7 x 83 x 89 = 15,202,446

This can also be written as 21 x 31 x 73 x 831 x 891 = 15,202,446

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 15,202,446:


Ask a Question