Q: What are the prime factors of the number 553,020?

 A: 2, 3, 5, 13, 709

Why are those the prime factors of the number 553,020?

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 553,020

553,020
Factor Arrows
2276,510
Factor Arrows
2138,255
Factor Arrows
346,085
Factor Arrows
59,217
Factor Arrows
13709

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, 5, 13, 709

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 13 x 709 = 553,020

This can also be written as 22 x 31 x 51 x 131 x 7091 = 553,020

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


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