Q: What are the prime factors of the number 543,048?

 A: 2, 3, 11, 17

Why are those the prime factors of the number 543,048?

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 543,048

543,048
Factor Arrows
2271,524
Factor Arrows
2135,762
Factor Arrows
267,881
Factor Arrows
322,627
Factor Arrows
112,057
Factor Arrows
11187
Factor Arrows
1117

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, 11, 17

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 11 x 11 x 11 x 17 = 543,048

This can also be written as 23 x 31 x 113 x 171 = 543,048

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


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