Q: What are the prime factors of the number 44,670,720?

 A: 2, 3, 5, 11633

Why are those the prime factors of the number 44,670,720?

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 44,670,720

44,670,720
Factor Arrows
222,335,360
Factor Arrows
211,167,680
Factor Arrows
25,583,840
Factor Arrows
22,791,920
Factor Arrows
21,395,960
Factor Arrows
2697,980
Factor Arrows
2348,990
Factor Arrows
2174,495
Factor Arrows
358,165
Factor Arrows
511,633

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, 5, 11633

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 3 x 5 x 11,633 = 44,670,720

This can also be written as 28 x 31 x 51 x 11,6331 = 44,670,720

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


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