Q: What are the prime factors of the number 27,253,152?

 A: 2, 3, 31543

Why are those the prime factors of the number 27,253,152?

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 27,253,152

27,253,152
Factor Arrows
213,626,576
Factor Arrows
26,813,288
Factor Arrows
23,406,644
Factor Arrows
21,703,322
Factor Arrows
2851,661
Factor Arrows
3283,887
Factor Arrows
394,629
Factor Arrows
331,543

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, 31543

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 3 x 31,543 = 27,253,152

This can also be written as 25 x 33 x 31,5431 = 27,253,152

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


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