Q: What are the prime factors of the number 461,382,408?

 A: 2, 3, 89, 809

Why are those the prime factors of the number 461,382,408?

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 461,382,408

461,382,408
Factor Arrows
2230,691,204
Factor Arrows
2115,345,602
Factor Arrows
257,672,801
Factor Arrows
319,224,267
Factor Arrows
36,408,089
Factor Arrows
8972,001
Factor Arrows
89809

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, 89, 809

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 89 x 89 x 809 = 461,382,408

This can also be written as 23 x 32 x 892 x 8091 = 461,382,408

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 461,382,408:


Ask a Question