Q: What are the prime factors of the number 436,239?

 A: 3, 107, 151

Why are those the prime factors of the number 436,239?

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 436,239

436,239
Factor Arrows
3145,413
Factor Arrows
348,471
Factor Arrows
316,157
Factor Arrows
107151

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:

3, 107, 151

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 107 x 151 = 436,239

This can also be written as 33 x 1071 x 1511 = 436,239

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


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