Q: What are the prime factors of the number 180,572?

 A: 2, 7, 6449

Why are those the prime factors of the number 180,572?

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 180,572

180,572
Factor Arrows
290,286
Factor Arrows
245,143
Factor Arrows
76,449

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, 6449

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 6,449 = 180,572

This can also be written as 22 x 71 x 6,4491 = 180,572

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


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