Q: What are the prime factors of the number 423,531,615?

 A: 3, 5, 13, 277, 7841

Why are those the prime factors of the number 423,531,615?

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 423,531,615

423,531,615
Factor Arrows
3141,177,205
Factor Arrows
528,235,441
Factor Arrows
132,171,957
Factor Arrows
2777,841

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, 5, 13, 277, 7841

We can check our work by multiplying all of the prime factors together: 3 x 5 x 13 x 277 x 7,841 = 423,531,615

This can also be written as 31 x 51 x 131 x 2771 x 7,8411 = 423,531,615

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 423,531,615:


Ask a Question