Q: What are the prime factors of the number 13,203,438?

 A: 2, 3, 389, 5657

Why are those the prime factors of the number 13,203,438?

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 13,203,438

13,203,438
Factor Arrows
26,601,719
Factor Arrows
32,200,573
Factor Arrows
3895,657

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, 389, 5657

We can check our work by multiplying all of the prime factors together: 2 x 3 x 389 x 5,657 = 13,203,438

This can also be written as 21 x 31 x 3891 x 5,6571 = 13,203,438

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 13,203,438:


Ask a Question