Q: What are the prime factors of the number 506,272?

 A: 2, 13, 1217

Why are those the prime factors of the number 506,272?

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 506,272

506,272
Factor Arrows
2253,136
Factor Arrows
2126,568
Factor Arrows
263,284
Factor Arrows
231,642
Factor Arrows
215,821
Factor Arrows
131,217

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, 13, 1217

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 13 x 1,217 = 506,272

This can also be written as 25 x 131 x 1,2171 = 506,272

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


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