Q: What are the prime factors of the number 315,532,233?

 A: 3, 131, 89209

Why are those the prime factors of the number 315,532,233?

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 315,532,233

315,532,233
Factor Arrows
3105,177,411
Factor Arrows
335,059,137
Factor Arrows
311,686,379
Factor Arrows
13189,209

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, 131, 89209

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 131 x 89,209 = 315,532,233

This can also be written as 33 x 1311 x 89,2091 = 315,532,233

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


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