Q: What are the prime factors of the number 818,384?

 A: 2, 7, 7307

Why are those the prime factors of the number 818,384?

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 818,384

818,384
Factor Arrows
2409,192
Factor Arrows
2204,596
Factor Arrows
2102,298
Factor Arrows
251,149
Factor Arrows
77,307

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, 7, 7307

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 7 x 7,307 = 818,384

This can also be written as 24 x 71 x 7,3071 = 818,384

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


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