Q: What are the prime factors of the number 789,600?

 A: 2, 3, 5, 7, 47

Why are those the prime factors of the number 789,600?

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 789,600

789,600
Factor Arrows
2394,800
Factor Arrows
2197,400
Factor Arrows
298,700
Factor Arrows
249,350
Factor Arrows
224,675
Factor Arrows
38,225
Factor Arrows
51,645
Factor Arrows
5329
Factor Arrows
747

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, 7, 47

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 5 x 5 x 7 x 47 = 789,600

This can also be written as 25 x 31 x 52 x 71 x 471 = 789,600

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 789,600:


Ask a Question