Q: What are the prime factors of the number 27,345,504?

 A: 2, 3, 443, 643

Why are those the prime factors of the number 27,345,504?

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 27,345,504

27,345,504
Factor Arrows
213,672,752
Factor Arrows
26,836,376
Factor Arrows
23,418,188
Factor Arrows
21,709,094
Factor Arrows
2854,547
Factor Arrows
3284,849
Factor Arrows
443643

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, 443, 643

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 443 x 643 = 27,345,504

This can also be written as 25 x 31 x 4431 x 6431 = 27,345,504

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


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