Q: What are the prime factors of the number 5,866,816?

 A: 2, 29, 109

Why are those the prime factors of the number 5,866,816?

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 5,866,816

5,866,816
Factor Arrows
22,933,408
Factor Arrows
21,466,704
Factor Arrows
2733,352
Factor Arrows
2366,676
Factor Arrows
2183,338
Factor Arrows
291,669
Factor Arrows
293,161
Factor Arrows
29109

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, 29, 109

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 29 x 29 x 109 = 5,866,816

This can also be written as 26 x 292 x 1091 = 5,866,816

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


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