Q: What are the prime factors of the number 56,512,530?

 A: 2, 3, 5, 101, 6217

Why are those the prime factors of the number 56,512,530?

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 56,512,530

56,512,530
Factor Arrows
228,256,265
Factor Arrows
39,418,755
Factor Arrows
33,139,585
Factor Arrows
5627,917
Factor Arrows
1016,217

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, 5, 101, 6217

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 5 x 101 x 6,217 = 56,512,530

This can also be written as 21 x 32 x 51 x 1011 x 6,2171 = 56,512,530

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


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