Q: What are the prime factors of the number 55,392?

 A: 2, 3, 577

Why are those the prime factors of the number 55,392?

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 55,392

55,392
Factor Arrows
227,696
Factor Arrows
213,848
Factor Arrows
26,924
Factor Arrows
23,462
Factor Arrows
21,731
Factor Arrows
3577

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, 577

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 577 = 55,392

This can also be written as 25 x 31 x 5771 = 55,392

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


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