Q: What are the prime factors of the number 251,232?

 A: 2, 3, 2617

Why are those the prime factors of the number 251,232?

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 251,232

251,232
Factor Arrows
2125,616
Factor Arrows
262,808
Factor Arrows
231,404
Factor Arrows
215,702
Factor Arrows
27,851
Factor Arrows
32,617

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, 2617

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 2,617 = 251,232

This can also be written as 25 x 31 x 2,6171 = 251,232

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


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