Q: What are the prime factors of the number 338,349,987?

 A: 3, 23, 23689

Why are those the prime factors of the number 338,349,987?

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 338,349,987

338,349,987
Factor Arrows
3112,783,329
Factor Arrows
337,594,443
Factor Arrows
312,531,481
Factor Arrows
23544,847
Factor Arrows
2323,689

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:

3, 23, 23689

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 23 x 23 x 23,689 = 338,349,987

This can also be written as 33 x 232 x 23,6891 = 338,349,987

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 338,349,987:


Ask a Question