Q: What are the prime factors of the number 219,368,136?

 A: 2, 3, 13, 17, 59, 701

Why are those the prime factors of the number 219,368,136?

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 219,368,136

219,368,136
Factor Arrows
2109,684,068
Factor Arrows
254,842,034
Factor Arrows
227,421,017
Factor Arrows
39,140,339
Factor Arrows
13703,103
Factor Arrows
1741,359
Factor Arrows
59701

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, 13, 17, 59, 701

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 13 x 17 x 59 x 701 = 219,368,136

This can also be written as 23 x 31 x 131 x 171 x 591 x 7011 = 219,368,136

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 219,368,136:


Ask a Question