Q: What are the prime factors of the number 17,811,180?

 A: 2, 3, 5, 53, 1867

Why are those the prime factors of the number 17,811,180?

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 17,811,180

17,811,180
Factor Arrows
28,905,590
Factor Arrows
24,452,795
Factor Arrows
31,484,265
Factor Arrows
3494,755
Factor Arrows
598,951
Factor Arrows
531,867

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, 53, 1867

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 5 x 53 x 1,867 = 17,811,180

This can also be written as 22 x 32 x 51 x 531 x 1,8671 = 17,811,180

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 17,811,180:


Ask a Question