Q: What are the prime factors of the number 469,120?

 A: 2, 5, 733

Why are those the prime factors of the number 469,120?

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 469,120

469,120
Factor Arrows
2234,560
Factor Arrows
2117,280
Factor Arrows
258,640
Factor Arrows
229,320
Factor Arrows
214,660
Factor Arrows
27,330
Factor Arrows
23,665
Factor Arrows
5733

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, 733

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5 x 733 = 469,120

This can also be written as 27 x 51 x 7331 = 469,120

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


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