Q: What are the prime factors of the number 404,436,630?

 A: 2, 3, 5, 13, 17, 61001

Why are those the prime factors of the number 404,436,630?

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 404,436,630

404,436,630
Factor Arrows
2202,218,315
Factor Arrows
367,406,105
Factor Arrows
513,481,221
Factor Arrows
131,037,017
Factor Arrows
1761,001

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, 13, 17, 61001

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 13 x 17 x 61,001 = 404,436,630

This can also be written as 21 x 31 x 51 x 131 x 171 x 61,0011 = 404,436,630

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 404,436,630:


Ask a Question