Q: What are the prime factors of the number 13,216,038?

 A: 2, 3, 11, 17, 11779

Why are those the prime factors of the number 13,216,038?

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 13,216,038

13,216,038
Factor Arrows
26,608,019
Factor Arrows
32,202,673
Factor Arrows
11200,243
Factor Arrows
1711,779

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, 3, 11, 17, 11779

We can check our work by multiplying all of the prime factors together: 2 x 3 x 11 x 17 x 11,779 = 13,216,038

This can also be written as 21 x 31 x 111 x 171 x 11,7791 = 13,216,038

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


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