Q: What are the prime factors of the number 2,002,644?

 A: 2, 3, 7, 883

Why are those the prime factors of the number 2,002,644?

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 2,002,644

2,002,644
Factor Arrows
21,001,322
Factor Arrows
2500,661
Factor Arrows
3166,887
Factor Arrows
355,629
Factor Arrows
318,543
Factor Arrows
36,181
Factor Arrows
7883

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, 7, 883

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 3 x 7 x 883 = 2,002,644

This can also be written as 22 x 34 x 71 x 8831 = 2,002,644

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


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