Q: What are the prime factors of the number 768,275,328?

 A: 2, 3, 2000717

Why are those the prime factors of the number 768,275,328?

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 768,275,328

768,275,328
Factor Arrows
2384,137,664
Factor Arrows
2192,068,832
Factor Arrows
296,034,416
Factor Arrows
248,017,208
Factor Arrows
224,008,604
Factor Arrows
212,004,302
Factor Arrows
26,002,151
Factor Arrows
32,000,717

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, 2000717

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 2 x 3 x 2,000,717 = 768,275,328

This can also be written as 27 x 31 x 2,000,7171 = 768,275,328

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 768,275,328:


Ask a Question