Q: What are the prime factors of the number 160,777,008?

 A: 2, 3, 7, 79, 673

Why are those the prime factors of the number 160,777,008?

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 160,777,008

160,777,008
Factor Arrows
280,388,504
Factor Arrows
240,194,252
Factor Arrows
220,097,126
Factor Arrows
210,048,563
Factor Arrows
33,349,521
Factor Arrows
31,116,507
Factor Arrows
3372,169
Factor Arrows
753,167
Factor Arrows
79673

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, 7, 79, 673

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 3 x 7 x 79 x 673 = 160,777,008

This can also be written as 24 x 33 x 71 x 791 x 6731 = 160,777,008

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 160,777,008:


Ask a Question