Q: What are the prime factors of the number 10,380,720?

 A: 2, 3, 5, 7, 37, 167

Why are those the prime factors of the number 10,380,720?

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 10,380,720

10,380,720
Factor Arrows
25,190,360
Factor Arrows
22,595,180
Factor Arrows
21,297,590
Factor Arrows
2648,795
Factor Arrows
3216,265
Factor Arrows
543,253
Factor Arrows
76,179
Factor Arrows
37167

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, 37, 167

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 5 x 7 x 37 x 167 = 10,380,720

This can also be written as 24 x 31 x 51 x 71 x 371 x 1671 = 10,380,720

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 10,380,720:


Ask a Question