Q: What are the prime factors of the number 45,760,806?

 A: 2, 3, 7, 13, 307

Why are those the prime factors of the number 45,760,806?

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 45,760,806

45,760,806
Factor Arrows
222,880,403
Factor Arrows
37,626,801
Factor Arrows
32,542,267
Factor Arrows
7363,181
Factor Arrows
751,883
Factor Arrows
133,991
Factor Arrows
13307

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, 307

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 7 x 7 x 13 x 13 x 307 = 45,760,806

This can also be written as 21 x 32 x 72 x 132 x 3071 = 45,760,806

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


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