Q: What are the prime factors of the number 253,504?

 A: 2, 17, 233

Why are those the prime factors of the number 253,504?

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 253,504

253,504
Factor Arrows
2126,752
Factor Arrows
263,376
Factor Arrows
231,688
Factor Arrows
215,844
Factor Arrows
27,922
Factor Arrows
23,961
Factor Arrows
17233

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, 17, 233

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 17 x 233 = 253,504

This can also be written as 26 x 171 x 2331 = 253,504

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


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