Q: What are the prime factors of the number 818,224?

 A: 2, 11, 4649

Why are those the prime factors of the number 818,224?

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 818,224

818,224
Factor Arrows
2409,112
Factor Arrows
2204,556
Factor Arrows
2102,278
Factor Arrows
251,139
Factor Arrows
114,649

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, 11, 4649

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 11 x 4,649 = 818,224

This can also be written as 24 x 111 x 4,6491 = 818,224

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


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