Q: What are the prime factors of the number 1,332,747?

 A: 3, 13, 3797

Why are those the prime factors of the number 1,332,747?

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 1,332,747

1,332,747
Factor Arrows
3444,249
Factor Arrows
3148,083
Factor Arrows
349,361
Factor Arrows
133,797

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:

3, 13, 3797

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 13 x 3,797 = 1,332,747

This can also be written as 33 x 131 x 3,7971 = 1,332,747

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


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