Q: What are the prime factors of the number 15,054,144?

 A: 2, 3, 7, 23, 487

Why are those the prime factors of the number 15,054,144?

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 15,054,144

15,054,144
Factor Arrows
27,527,072
Factor Arrows
23,763,536
Factor Arrows
21,881,768
Factor Arrows
2940,884
Factor Arrows
2470,442
Factor Arrows
2235,221
Factor Arrows
378,407
Factor Arrows
711,201
Factor Arrows
23487

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, 23, 487

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 3 x 7 x 23 x 487 = 15,054,144

This can also be written as 26 x 31 x 71 x 231 x 4871 = 15,054,144

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 15,054,144:


Ask a Question