Q: What are the prime factors of the number 33,024,640?

 A: 2, 5, 11, 4691

Why are those the prime factors of the number 33,024,640?

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 33,024,640

33,024,640
Factor Arrows
216,512,320
Factor Arrows
28,256,160
Factor Arrows
24,128,080
Factor Arrows
22,064,040
Factor Arrows
21,032,020
Factor Arrows
2516,010
Factor Arrows
2258,005
Factor Arrows
551,601
Factor Arrows
114,691

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, 5, 11, 4691

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 5 x 11 x 4,691 = 33,024,640

This can also be written as 27 x 51 x 111 x 4,6911 = 33,024,640

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


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