Q: What are the prime factors of the number 422,403,008?

 A: 2, 101, 647

Why are those the prime factors of the number 422,403,008?

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 422,403,008

422,403,008
Factor Arrows
2211,201,504
Factor Arrows
2105,600,752
Factor Arrows
252,800,376
Factor Arrows
226,400,188
Factor Arrows
213,200,094
Factor Arrows
26,600,047
Factor Arrows
10165,347
Factor Arrows
101647

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, 101, 647

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 101 x 101 x 647 = 422,403,008

This can also be written as 26 x 1012 x 6471 = 422,403,008

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 422,403,008:


Ask a Question