Q: What are the prime factors of the number 682,464?

 A: 2, 3, 7109

Why are those the prime factors of the number 682,464?

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 682,464

682,464
Factor Arrows
2341,232
Factor Arrows
2170,616
Factor Arrows
285,308
Factor Arrows
242,654
Factor Arrows
221,327
Factor Arrows
37,109

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, 7109

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 7,109 = 682,464

This can also be written as 25 x 31 x 7,1091 = 682,464

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


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