Q: What are the prime factors of the number 822,180,384?

 A: 2, 3, 17, 307, 547

Why are those the prime factors of the number 822,180,384?

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 822,180,384

822,180,384
Factor Arrows
2411,090,192
Factor Arrows
2205,545,096
Factor Arrows
2102,772,548
Factor Arrows
251,386,274
Factor Arrows
225,693,137
Factor Arrows
38,564,379
Factor Arrows
32,854,793
Factor Arrows
17167,929
Factor Arrows
307547

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, 17, 307, 547

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 17 x 307 x 547 = 822,180,384

This can also be written as 25 x 32 x 171 x 3071 x 5471 = 822,180,384

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 822,180,384:


Ask a Question