Q: What are the prime factors of the number 404,367,454?

 A: 2, 167, 349, 3469

Why are those the prime factors of the number 404,367,454?

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 404,367,454

404,367,454
Factor Arrows
2202,183,727
Factor Arrows
1671,210,681
Factor Arrows
3493,469

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, 167, 349, 3469

We can check our work by multiplying all of the prime factors together: 2 x 167 x 349 x 3,469 = 404,367,454

This can also be written as 21 x 1671 x 3491 x 3,4691 = 404,367,454

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


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