Q: What are the prime factors of the number 15,522,231?

 A: 3, 41, 97, 1301

Why are those the prime factors of the number 15,522,231?

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 15,522,231

15,522,231
Factor Arrows
35,174,077
Factor Arrows
41126,197
Factor Arrows
971,301

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, 41, 97, 1301

We can check our work by multiplying all of the prime factors together: 3 x 41 x 97 x 1,301 = 15,522,231

This can also be written as 31 x 411 x 971 x 1,3011 = 15,522,231

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


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