Q: What are the prime factors of the number 33,162,612?

 A: 2, 3, 7, 1151

Why are those the prime factors of the number 33,162,612?

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 33,162,612

33,162,612
Factor Arrows
216,581,306
Factor Arrows
28,290,653
Factor Arrows
32,763,551
Factor Arrows
7394,793
Factor Arrows
756,399
Factor Arrows
78,057
Factor Arrows
71,151

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, 1151

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 7 x 7 x 7 x 1,151 = 33,162,612

This can also be written as 22 x 31 x 74 x 1,1511 = 33,162,612

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


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