Q: What are the prime factors of the number 132,072,768?

 A: 2, 3, 73, 349

Why are those the prime factors of the number 132,072,768?

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 132,072,768

132,072,768
Factor Arrows
266,036,384
Factor Arrows
233,018,192
Factor Arrows
216,509,096
Factor Arrows
28,254,548
Factor Arrows
24,127,274
Factor Arrows
22,063,637
Factor Arrows
3687,879
Factor Arrows
3229,293
Factor Arrows
376,431
Factor Arrows
325,477
Factor Arrows
73349

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, 73, 349

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 3 x 3 x 3 x 3 x 73 x 349 = 132,072,768

This can also be written as 26 x 34 x 731 x 3491 = 132,072,768

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 132,072,768:


Ask a Question