Q: What are the prime factors of the number 119,190?

 A: 2, 3, 5, 29, 137

Why are those the prime factors of the number 119,190?

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 119,190

119,190
Factor Arrows
259,595
Factor Arrows
319,865
Factor Arrows
53,973
Factor Arrows
29137

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, 5, 29, 137

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 29 x 137 = 119,190

This can also be written as 21 x 31 x 51 x 291 x 1371 = 119,190

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 119,190:


Ask a Question