Q: What are the prime factors of the number 3,046,656?

 A: 2, 3, 3967

Why are those the prime factors of the number 3,046,656?

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 3,046,656

3,046,656
Factor Arrows
21,523,328
Factor Arrows
2761,664
Factor Arrows
2380,832
Factor Arrows
2190,416
Factor Arrows
295,208
Factor Arrows
247,604
Factor Arrows
223,802
Factor Arrows
211,901
Factor Arrows
33,967

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, 3967

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 x 3,967 = 3,046,656

This can also be written as 28 x 31 x 3,9671 = 3,046,656

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


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