Q: What are the prime factors of the number 91,488?

 A: 2, 3, 953

Why are those the prime factors of the number 91,488?

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 91,488

91,488
Factor Arrows
245,744
Factor Arrows
222,872
Factor Arrows
211,436
Factor Arrows
25,718
Factor Arrows
22,859
Factor Arrows
3953

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, 953

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 953 = 91,488

This can also be written as 25 x 31 x 9531 = 91,488

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 91,488:


Ask a Question