Q: What are the prime factors of the number 143,553,033?

 A: 3, 13, 31, 79, 167

Why are those the prime factors of the number 143,553,033?

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 143,553,033

143,553,033
Factor Arrows
347,851,011
Factor Arrows
315,950,337
Factor Arrows
35,316,779
Factor Arrows
13408,983
Factor Arrows
3113,193
Factor Arrows
79167

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:

3, 13, 31, 79, 167

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 13 x 31 x 79 x 167 = 143,553,033

This can also be written as 33 x 131 x 311 x 791 x 1671 = 143,553,033

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 143,553,033:


Ask a Question