Q: What are the prime factors of the number 100,222,353?

 A: 3, 7, 11, 16069

Why are those the prime factors of the number 100,222,353?

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 100,222,353

100,222,353
Factor Arrows
333,407,451
Factor Arrows
311,135,817
Factor Arrows
33,711,939
Factor Arrows
31,237,313
Factor Arrows
7176,759
Factor Arrows
1116,069

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, 7, 11, 16069

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 7 x 11 x 16,069 = 100,222,353

This can also be written as 34 x 71 x 111 x 16,0691 = 100,222,353

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


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