Q: What are the prime factors of the number 530,725,828?

 A: 2, 23, 31, 379, 491

Why are those the prime factors of the number 530,725,828?

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 530,725,828

530,725,828
Factor Arrows
2265,362,914
Factor Arrows
2132,681,457
Factor Arrows
235,768,759
Factor Arrows
31186,089
Factor Arrows
379491

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, 23, 31, 379, 491

We can check our work by multiplying all of the prime factors together: 2 x 2 x 23 x 31 x 379 x 491 = 530,725,828

This can also be written as 22 x 231 x 311 x 3791 x 4911 = 530,725,828

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 530,725,828:


Ask a Question