Q: What are the prime factors of the number 12,056,174?

 A: 2, 13, 509, 911

Why are those the prime factors of the number 12,056,174?

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 12,056,174

12,056,174
Factor Arrows
26,028,087
Factor Arrows
13463,699
Factor Arrows
509911

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, 13, 509, 911

We can check our work by multiplying all of the prime factors together: 2 x 13 x 509 x 911 = 12,056,174

This can also be written as 21 x 131 x 5091 x 9111 = 12,056,174

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


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