Q: What are the prime factors of the number 18,202,194?

 A: 2, 3, 1011233

Why are those the prime factors of the number 18,202,194?

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 18,202,194

18,202,194
Factor Arrows
29,101,097
Factor Arrows
33,033,699
Factor Arrows
31,011,233

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, 1011233

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 1,011,233 = 18,202,194

This can also be written as 21 x 32 x 1,011,2331 = 18,202,194

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 18,202,194:


Ask a Question