Q: What are the prime factors of the number 12,133,132?

 A: 2, 11, 313, 881

Why are those the prime factors of the number 12,133,132?

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 12,133,132

12,133,132
Factor Arrows
26,066,566
Factor Arrows
23,033,283
Factor Arrows
11275,753
Factor Arrows
313881

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, 11, 313, 881

We can check our work by multiplying all of the prime factors together: 2 x 2 x 11 x 313 x 881 = 12,133,132

This can also be written as 22 x 111 x 3131 x 8811 = 12,133,132

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


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