Q: What are the prime factors of the number 550,116?

 A: 2, 3, 7, 37, 59

Why are those the prime factors of the number 550,116?

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 550,116

550,116
Factor Arrows
2275,058
Factor Arrows
2137,529
Factor Arrows
345,843
Factor Arrows
315,281
Factor Arrows
72,183
Factor Arrows
3759

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, 7, 37, 59

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 7 x 37 x 59 = 550,116

This can also be written as 22 x 32 x 71 x 371 x 591 = 550,116

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


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