Q: What are the prime factors of the number 30,530,547?

 A: 3, 149, 7589

Why are those the prime factors of the number 30,530,547?

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 30,530,547

30,530,547
Factor Arrows
310,176,849
Factor Arrows
33,392,283
Factor Arrows
31,130,761
Factor Arrows
1497,589

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, 149, 7589

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 149 x 7,589 = 30,530,547

This can also be written as 33 x 1491 x 7,5891 = 30,530,547

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 30,530,547:


Ask a Question