Q: What are the prime factors of the number 531,005,048?

 A: 2, 7, 23, 107, 3853

Why are those the prime factors of the number 531,005,048?

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 531,005,048

531,005,048
Factor Arrows
2265,502,524
Factor Arrows
2132,751,262
Factor Arrows
266,375,631
Factor Arrows
79,482,233
Factor Arrows
23412,271
Factor Arrows
1073,853

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, 7, 23, 107, 3853

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 7 x 23 x 107 x 3,853 = 531,005,048

This can also be written as 23 x 71 x 231 x 1071 x 3,8531 = 531,005,048

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 531,005,048:


Ask a Question