Q: What are the prime factors of the number 181,544?

 A: 2, 11, 2063

Why are those the prime factors of the number 181,544?

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 181,544

181,544
Factor Arrows
290,772
Factor Arrows
245,386
Factor Arrows
222,693
Factor Arrows
112,063

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, 11, 2063

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 11 x 2,063 = 181,544

This can also be written as 23 x 111 x 2,0631 = 181,544

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


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