Q: What are the prime factors of the number 136,653,642?

 A: 2, 3, 31, 27211

Why are those the prime factors of the number 136,653,642?

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 136,653,642

136,653,642
Factor Arrows
268,326,821
Factor Arrows
322,775,607
Factor Arrows
37,591,869
Factor Arrows
32,530,623
Factor Arrows
3843,541
Factor Arrows
3127,211

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, 31, 27211

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 31 x 27,211 = 136,653,642

This can also be written as 21 x 34 x 311 x 27,2111 = 136,653,642

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 136,653,642:


Ask a Question