Q: What are the prime factors of the number 14,400?

 A: 2, 3, 5

Why are those the prime factors of the number 14,400?

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 14,400

14,400
Factor Arrows
27,200
Factor Arrows
23,600
Factor Arrows
21,800
Factor Arrows
2900
Factor Arrows
2450
Factor Arrows
2225
Factor Arrows
375
Factor Arrows
325
Factor Arrows
55

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

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 3 x 3 x 5 x 5 = 14,400

This can also be written as 26 x 32 x 52 = 14,400

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 14,400:


Ask a Question