Q: What are the prime factors of the number 30,204,384?

 A: 2, 3, 7, 6421

Why are those the prime factors of the number 30,204,384?

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 30,204,384

30,204,384
Factor Arrows
215,102,192
Factor Arrows
27,551,096
Factor Arrows
23,775,548
Factor Arrows
21,887,774
Factor Arrows
2943,887
Factor Arrows
3314,629
Factor Arrows
744,947
Factor Arrows
76,421

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, 6421

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 7 x 7 x 6,421 = 30,204,384

This can also be written as 25 x 31 x 72 x 6,4211 = 30,204,384

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


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