Q: What are the prime factors of the number 108,470,336?

 A: 2, 13, 17, 7669

Why are those the prime factors of the number 108,470,336?

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 108,470,336

108,470,336
Factor Arrows
254,235,168
Factor Arrows
227,117,584
Factor Arrows
213,558,792
Factor Arrows
26,779,396
Factor Arrows
23,389,698
Factor Arrows
21,694,849
Factor Arrows
13130,373
Factor Arrows
177,669

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, 17, 7669

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 13 x 17 x 7,669 = 108,470,336

This can also be written as 26 x 131 x 171 x 7,6691 = 108,470,336

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


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