Q: What are the prime factors of the number 371,184?

 A: 2, 3, 11, 19, 37

Why are those the prime factors of the number 371,184?

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 371,184

371,184
Factor Arrows
2185,592
Factor Arrows
292,796
Factor Arrows
246,398
Factor Arrows
223,199
Factor Arrows
37,733
Factor Arrows
11703
Factor Arrows
1937

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, 11, 19, 37

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 11 x 19 x 37 = 371,184

This can also be written as 24 x 31 x 111 x 191 x 371 = 371,184

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 371,184:


Ask a Question