Q: What are the prime factors of the number 54,126,450?

 A: 2, 3, 5, 7, 17183

Why are those the prime factors of the number 54,126,450?

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 54,126,450

54,126,450
Factor Arrows
227,063,225
Factor Arrows
39,021,075
Factor Arrows
33,007,025
Factor Arrows
5601,405
Factor Arrows
5120,281
Factor Arrows
717,183

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, 7, 17183

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 5 x 5 x 7 x 17,183 = 54,126,450

This can also be written as 21 x 32 x 52 x 71 x 17,1831 = 54,126,450

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


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