Q: What are the prime factors of the number 13,402,496?

 A: 2, 104707

Why are those the prime factors of the number 13,402,496?

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 13,402,496

13,402,496
Factor Arrows
26,701,248
Factor Arrows
23,350,624
Factor Arrows
21,675,312
Factor Arrows
2837,656
Factor Arrows
2418,828
Factor Arrows
2209,414
Factor Arrows
2104,707

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, 104707

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 2 x 104,707 = 13,402,496

This can also be written as 27 x 104,7071 = 13,402,496

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


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