Q: What are the prime factors of the number 64,200?

 A: 2, 3, 5, 107

Why are those the prime factors of the number 64,200?

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 64,200

64,200
Factor Arrows
232,100
Factor Arrows
216,050
Factor Arrows
28,025
Factor Arrows
32,675
Factor Arrows
5535
Factor Arrows
5107

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, 107

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 5 x 107 = 64,200

This can also be written as 23 x 31 x 52 x 1071 = 64,200

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


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