Q: What are the prime factors of the number 1,566,512?

 A: 2, 19, 5153

Why are those the prime factors of the number 1,566,512?

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 1,566,512

1,566,512
Factor Arrows
2783,256
Factor Arrows
2391,628
Factor Arrows
2195,814
Factor Arrows
297,907
Factor Arrows
195,153

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, 19, 5153

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 19 x 5,153 = 1,566,512

This can also be written as 24 x 191 x 5,1531 = 1,566,512

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


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