Q: What are the prime factors of the number 33,133,472?

 A: 2, 829, 1249

Why are those the prime factors of the number 33,133,472?

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 33,133,472

33,133,472
Factor Arrows
216,566,736
Factor Arrows
28,283,368
Factor Arrows
24,141,684
Factor Arrows
22,070,842
Factor Arrows
21,035,421
Factor Arrows
8291,249

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, 829, 1249

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 829 x 1,249 = 33,133,472

This can also be written as 25 x 8291 x 1,2491 = 33,133,472

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


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