Q: What are the prime factors of the number 99,808?

 A: 2, 3119

Why are those the prime factors of the number 99,808?

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 99,808

99,808
Factor Arrows
249,904
Factor Arrows
224,952
Factor Arrows
212,476
Factor Arrows
26,238
Factor Arrows
23,119

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, 3119

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3,119 = 99,808

This can also be written as 25 x 3,1191 = 99,808

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 99,808:


Ask a Question