Q: What are the prime factors of the number 5,185,176?

 A: 2, 3, 19, 83, 137

Why are those the prime factors of the number 5,185,176?

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 5,185,176

5,185,176
Factor Arrows
22,592,588
Factor Arrows
21,296,294
Factor Arrows
2648,147
Factor Arrows
3216,049
Factor Arrows
1911,371
Factor Arrows
83137

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, 19, 83, 137

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 19 x 83 x 137 = 5,185,176

This can also be written as 23 x 31 x 191 x 831 x 1371 = 5,185,176

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 5,185,176:


Ask a Question