Q: What are the prime factors of the number 13,203,008?

 A: 2, 7, 13, 2267

Why are those the prime factors of the number 13,203,008?

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 13,203,008

13,203,008
Factor Arrows
26,601,504
Factor Arrows
23,300,752
Factor Arrows
21,650,376
Factor Arrows
2825,188
Factor Arrows
2412,594
Factor Arrows
2206,297
Factor Arrows
729,471
Factor Arrows
132,267

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, 7, 13, 2267

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 7 x 13 x 2,267 = 13,203,008

This can also be written as 26 x 71 x 131 x 2,2671 = 13,203,008

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


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