Q: What are the prime factors of the number 33,736,920?

 A: 2, 3, 5, 7, 40163

Why are those the prime factors of the number 33,736,920?

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 33,736,920

33,736,920
Factor Arrows
216,868,460
Factor Arrows
28,434,230
Factor Arrows
24,217,115
Factor Arrows
31,405,705
Factor Arrows
5281,141
Factor Arrows
740,163

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, 40163

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 7 x 40,163 = 33,736,920

This can also be written as 23 x 31 x 51 x 71 x 40,1631 = 33,736,920

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 33,736,920:


Ask a Question