Q: What are the prime factors of the number 455,504?

 A: 2, 7, 83

Why are those the prime factors of the number 455,504?

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 455,504

455,504
Factor Arrows
2227,752
Factor Arrows
2113,876
Factor Arrows
256,938
Factor Arrows
228,469
Factor Arrows
74,067
Factor Arrows
7581
Factor Arrows
783

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, 7, 83

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 7 x 7 x 83 = 455,504

This can also be written as 24 x 73 x 831 = 455,504

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


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