Q: What are the prime factors of the number 665,214?

 A: 2, 3, 11, 10079

Why are those the prime factors of the number 665,214?

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 665,214

665,214
Factor Arrows
2332,607
Factor Arrows
3110,869
Factor Arrows
1110,079

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, 10079

We can check our work by multiplying all of the prime factors together: 2 x 3 x 11 x 10,079 = 665,214

This can also be written as 21 x 31 x 111 x 10,0791 = 665,214

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 665,214:


Ask a Question