Q: What are the prime factors of the number 936,320?

 A: 2, 5, 7, 11, 19

Why are those the prime factors of the number 936,320?

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 936,320

936,320
Factor Arrows
2468,160
Factor Arrows
2234,080
Factor Arrows
2117,040
Factor Arrows
258,520
Factor Arrows
229,260
Factor Arrows
214,630
Factor Arrows
27,315
Factor Arrows
51,463
Factor Arrows
7209
Factor Arrows
1119

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, 5, 7, 11, 19

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 5 x 7 x 11 x 19 = 936,320

This can also be written as 27 x 51 x 71 x 111 x 191 = 936,320

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 936,320:


Ask a Question