Q: What are the prime factors of the number 36,206,016?

 A: 2, 3, 7, 11, 31, 79

Why are those the prime factors of the number 36,206,016?

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 36,206,016

36,206,016
Factor Arrows
218,103,008
Factor Arrows
29,051,504
Factor Arrows
24,525,752
Factor Arrows
22,262,876
Factor Arrows
21,131,438
Factor Arrows
2565,719
Factor Arrows
3188,573
Factor Arrows
726,939
Factor Arrows
112,449
Factor Arrows
3179

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, 11, 31, 79

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 3 x 7 x 11 x 31 x 79 = 36,206,016

This can also be written as 26 x 31 x 71 x 111 x 311 x 791 = 36,206,016

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


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