Q: What are the prime factors of the number 133,998?

 A: 2, 3, 23, 971

Why are those the prime factors of the number 133,998?

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 133,998

133,998
Factor Arrows
266,999
Factor Arrows
322,333
Factor Arrows
23971

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, 23, 971

We can check our work by multiplying all of the prime factors together: 2 x 3 x 23 x 971 = 133,998

This can also be written as 21 x 31 x 231 x 9711 = 133,998

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 133,998:


Ask a Question