Q: What are the prime factors of the number 92,850,912?

 A: 2, 3, 7, 11, 53, 79

Why are those the prime factors of the number 92,850,912?

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 92,850,912

92,850,912
Factor Arrows
246,425,456
Factor Arrows
223,212,728
Factor Arrows
211,606,364
Factor Arrows
25,803,182
Factor Arrows
22,901,591
Factor Arrows
3967,197
Factor Arrows
3322,399
Factor Arrows
746,057
Factor Arrows
114,187
Factor Arrows
5379

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, 11, 53, 79

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 3 x 7 x 11 x 53 x 79 = 92,850,912

This can also be written as 25 x 32 x 71 x 111 x 531 x 791 = 92,850,912

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


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