Q: What are the prime factors of the number 5,516,288?

 A: 2, 5387

Why are those the prime factors of the number 5,516,288?

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 5,516,288

5,516,288
Factor Arrows
22,758,144
Factor Arrows
21,379,072
Factor Arrows
2689,536
Factor Arrows
2344,768
Factor Arrows
2172,384
Factor Arrows
286,192
Factor Arrows
243,096
Factor Arrows
221,548
Factor Arrows
210,774
Factor Arrows
25,387

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, 5387

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5,387 = 5,516,288

This can also be written as 210 x 5,3871 = 5,516,288

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


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