Q: What are the prime factors of the number 168,367,328?

 A: 2, 79, 66601

Why are those the prime factors of the number 168,367,328?

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 168,367,328

168,367,328
Factor Arrows
284,183,664
Factor Arrows
242,091,832
Factor Arrows
221,045,916
Factor Arrows
210,522,958
Factor Arrows
25,261,479
Factor Arrows
7966,601

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, 79, 66601

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 79 x 66,601 = 168,367,328

This can also be written as 25 x 791 x 66,6011 = 168,367,328

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 168,367,328:


Ask a Question