Q: What are the prime factors of the number 385,835,328?

 A: 2, 3, 669853

Why are those the prime factors of the number 385,835,328?

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 385,835,328

385,835,328
Factor Arrows
2192,917,664
Factor Arrows
296,458,832
Factor Arrows
248,229,416
Factor Arrows
224,114,708
Factor Arrows
212,057,354
Factor Arrows
26,028,677
Factor Arrows
32,009,559
Factor Arrows
3669,853

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, 669853

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 669,853 = 385,835,328

This can also be written as 26 x 32 x 669,8531 = 385,835,328

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 385,835,328:


Ask a Question