Q: What are the prime factors of the number 47,816,622?

 A: 2, 3, 7, 126499

Why are those the prime factors of the number 47,816,622?

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 47,816,622

47,816,622
Factor Arrows
223,908,311
Factor Arrows
37,969,437
Factor Arrows
32,656,479
Factor Arrows
3885,493
Factor Arrows
7126,499

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, 126499

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 7 x 126,499 = 47,816,622

This can also be written as 21 x 33 x 71 x 126,4991 = 47,816,622

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


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