Q: What are the prime factors of the number 406,036,630?

 A: 2, 5, 40603663

Why are those the prime factors of the number 406,036,630?

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 406,036,630

406,036,630
Factor Arrows
2203,018,315
Factor Arrows
540,603,663

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, 5, 40603663

We can check our work by multiplying all of the prime factors together: 2 x 5 x 40,603,663 = 406,036,630

This can also be written as 21 x 51 x 40,603,6631 = 406,036,630

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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