Q: What are the prime factors of the number 7,106,736?

 A: 2, 3, 7, 13, 1627

Why are those the prime factors of the number 7,106,736?

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 7,106,736

7,106,736
Factor Arrows
23,553,368
Factor Arrows
21,776,684
Factor Arrows
2888,342
Factor Arrows
2444,171
Factor Arrows
3148,057
Factor Arrows
721,151
Factor Arrows
131,627

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, 7, 13, 1627

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 7 x 13 x 1,627 = 7,106,736

This can also be written as 24 x 31 x 71 x 131 x 1,6271 = 7,106,736

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


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