Q: What are the prime factors of the number 823,248?

 A: 2, 3, 5717

Why are those the prime factors of the number 823,248?

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 823,248

823,248
Factor Arrows
2411,624
Factor Arrows
2205,812
Factor Arrows
2102,906
Factor Arrows
251,453
Factor Arrows
317,151
Factor Arrows
35,717

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, 5717

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 5,717 = 823,248

This can also be written as 24 x 32 x 5,7171 = 823,248

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


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