Q: What are the prime factors of the number 1,659,330?

 A: 2, 3, 5, 103, 179

Why are those the prime factors of the number 1,659,330?

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 1,659,330

1,659,330
Factor Arrows
2829,665
Factor Arrows
3276,555
Factor Arrows
392,185
Factor Arrows
518,437
Factor Arrows
103179

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, 103, 179

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 5 x 103 x 179 = 1,659,330

This can also be written as 21 x 32 x 51 x 1031 x 1791 = 1,659,330

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 1,659,330:


Ask a Question