Q: What are the prime factors of the number 423,524,430?

 A: 2, 3, 5, 7, 331, 677

Why are those the prime factors of the number 423,524,430?

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 423,524,430

423,524,430
Factor Arrows
2211,762,215
Factor Arrows
370,587,405
Factor Arrows
323,529,135
Factor Arrows
37,843,045
Factor Arrows
51,568,609
Factor Arrows
7224,087
Factor Arrows
331677

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, 5, 7, 331, 677

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 5 x 7 x 331 x 677 = 423,524,430

This can also be written as 21 x 33 x 51 x 71 x 3311 x 6771 = 423,524,430

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 423,524,430:


Ask a Question