Q: What are the prime factors of the number 203,112,322?

 A: 2, 7, 107, 135589

Why are those the prime factors of the number 203,112,322?

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 203,112,322

203,112,322
Factor Arrows
2101,556,161
Factor Arrows
714,508,023
Factor Arrows
107135,589

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, 7, 107, 135589

We can check our work by multiplying all of the prime factors together: 2 x 7 x 107 x 135,589 = 203,112,322

This can also be written as 21 x 71 x 1071 x 135,5891 = 203,112,322

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


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