Q: What are the prime factors of the number 3,536,768?

 A: 2, 27631

Why are those the prime factors of the number 3,536,768?

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 3,536,768

3,536,768
Factor Arrows
21,768,384
Factor Arrows
2884,192
Factor Arrows
2442,096
Factor Arrows
2221,048
Factor Arrows
2110,524
Factor Arrows
255,262
Factor Arrows
227,631

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, 27631

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 27,631 = 3,536,768

This can also be written as 27 x 27,6311 = 3,536,768

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


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