Q: What are the prime factors of the number 80,367,815?

 A: 5, 11, 19, 76907

Why are those the prime factors of the number 80,367,815?

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 80,367,815

80,367,815
Factor Arrows
516,073,563
Factor Arrows
111,461,233
Factor Arrows
1976,907

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:

5, 11, 19, 76907

We can check our work by multiplying all of the prime factors together: 5 x 11 x 19 x 76,907 = 80,367,815

This can also be written as 51 x 111 x 191 x 76,9071 = 80,367,815

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


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