Q: What are the prime factors of the number 239,648?

 A: 2, 7489

Why are those the prime factors of the number 239,648?

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 239,648

239,648
Factor Arrows
2119,824
Factor Arrows
259,912
Factor Arrows
229,956
Factor Arrows
214,978
Factor Arrows
27,489

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, 7489

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 7,489 = 239,648

This can also be written as 25 x 7,4891 = 239,648

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


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