Q: What are the prime factors of the number 673,206?

 A: 2, 3, 29, 53, 73

Why are those the prime factors of the number 673,206?

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 673,206

673,206
Factor Arrows
2336,603
Factor Arrows
3112,201
Factor Arrows
293,869
Factor Arrows
5373

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, 29, 53, 73

We can check our work by multiplying all of the prime factors together: 2 x 3 x 29 x 53 x 73 = 673,206

This can also be written as 21 x 31 x 291 x 531 x 731 = 673,206

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


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