Q: What are the prime factors of the number 99,480?

 A: 2, 3, 5, 829

Why are those the prime factors of the number 99,480?

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 99,480

99,480
Factor Arrows
249,740
Factor Arrows
224,870
Factor Arrows
212,435
Factor Arrows
34,145
Factor Arrows
5829

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, 5, 829

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 829 = 99,480

This can also be written as 23 x 31 x 51 x 8291 = 99,480

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 99,480:


Ask a Question