Q: What are the prime factors of the number 47,638,815?

 A: 3, 5, 7, 453703

Why are those the prime factors of the number 47,638,815?

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 47,638,815

47,638,815
Factor Arrows
315,879,605
Factor Arrows
53,175,921
Factor Arrows
7453,703

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, 7, 453703

We can check our work by multiplying all of the prime factors together: 3 x 5 x 7 x 453,703 = 47,638,815

This can also be written as 31 x 51 x 71 x 453,7031 = 47,638,815

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 47,638,815:


Ask a Question