Q: What are the prime factors of the number 36,816,180?

 A: 2, 3, 5, 311, 1973

Why are those the prime factors of the number 36,816,180?

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 36,816,180

36,816,180
Factor Arrows
218,408,090
Factor Arrows
29,204,045
Factor Arrows
33,068,015
Factor Arrows
5613,603
Factor Arrows
3111,973

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, 5, 311, 1973

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 311 x 1,973 = 36,816,180

This can also be written as 22 x 31 x 51 x 3111 x 1,9731 = 36,816,180

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


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