Q: What are the prime factors of the number 2,273,536?

 A: 2, 83, 107

Why are those the prime factors of the number 2,273,536?

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 2,273,536

2,273,536
Factor Arrows
21,136,768
Factor Arrows
2568,384
Factor Arrows
2284,192
Factor Arrows
2142,096
Factor Arrows
271,048
Factor Arrows
235,524
Factor Arrows
217,762
Factor Arrows
28,881
Factor Arrows
83107

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, 83, 107

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 2 x 83 x 107 = 2,273,536

This can also be written as 28 x 831 x 1071 = 2,273,536

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


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