Q: What are the prime factors of the number 173,321,135?

 A: 5, 13, 19, 37, 3793

Why are those the prime factors of the number 173,321,135?

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 173,321,135

173,321,135
Factor Arrows
534,664,227
Factor Arrows
132,666,479
Factor Arrows
19140,341
Factor Arrows
373,793

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:

5, 13, 19, 37, 3793

We can check our work by multiplying all of the prime factors together: 5 x 13 x 19 x 37 x 3,793 = 173,321,135

This can also be written as 51 x 131 x 191 x 371 x 3,7931 = 173,321,135

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 173,321,135:


Ask a Question