Q: What are the prime factors of the number 17,211,812?

 A: 2, 281, 15313

Why are those the prime factors of the number 17,211,812?

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 17,211,812

17,211,812
Factor Arrows
28,605,906
Factor Arrows
24,302,953
Factor Arrows
28115,313

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, 281, 15313

We can check our work by multiplying all of the prime factors together: 2 x 2 x 281 x 15,313 = 17,211,812

This can also be written as 22 x 2811 x 15,3131 = 17,211,812

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


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