Q: What are the prime factors of the number 16,383,740?

 A: 2, 5, 819187

Why are those the prime factors of the number 16,383,740?

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 16,383,740

16,383,740
Factor Arrows
28,191,870
Factor Arrows
24,095,935
Factor Arrows
5819,187

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, 5, 819187

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 819,187 = 16,383,740

This can also be written as 22 x 51 x 819,1871 = 16,383,740

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


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