Q: What are the prime factors of the number 380,016?

 A: 2, 3, 7, 13, 29

Why are those the prime factors of the number 380,016?

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 380,016

380,016
Factor Arrows
2190,008
Factor Arrows
295,004
Factor Arrows
247,502
Factor Arrows
223,751
Factor Arrows
37,917
Factor Arrows
32,639
Factor Arrows
7377
Factor Arrows
1329

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, 7, 13, 29

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 7 x 13 x 29 = 380,016

This can also be written as 24 x 32 x 71 x 131 x 291 = 380,016

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 380,016:


Ask a Question