Q: What are the prime factors of the number 231,303,125?

 A: 5, 74017

Why are those the prime factors of the number 231,303,125?

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 231,303,125

231,303,125
Factor Arrows
546,260,625
Factor Arrows
59,252,125
Factor Arrows
51,850,425
Factor Arrows
5370,085
Factor Arrows
574,017

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:

5, 74017

We can check our work by multiplying all of the prime factors together: 5 x 5 x 5 x 5 x 5 x 74,017 = 231,303,125

This can also be written as 55 x 74,0171 = 231,303,125

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


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