Q: What are the prime factors of the number 682,368?

 A: 2, 3, 1777

Why are those the prime factors of the number 682,368?

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 682,368

682,368
Factor Arrows
2341,184
Factor Arrows
2170,592
Factor Arrows
285,296
Factor Arrows
242,648
Factor Arrows
221,324
Factor Arrows
210,662
Factor Arrows
25,331
Factor Arrows
31,777

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, 1777

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 1,777 = 682,368

This can also be written as 27 x 31 x 1,7771 = 682,368

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 682,368:


Ask a Question