Q: What are the prime factors of the number 255,550,043?

 A: 7, 997, 5231

Why are those the prime factors of the number 255,550,043?

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 255,550,043

255,550,043
Factor Arrows
736,507,149
Factor Arrows
75,215,307
Factor Arrows
9975,231

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:

7, 997, 5231

We can check our work by multiplying all of the prime factors together: 7 x 7 x 997 x 5,231 = 255,550,043

This can also be written as 72 x 9971 x 5,2311 = 255,550,043

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


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