Q: What are the prime factors of the number 43,735,270?

 A: 2, 5, 389, 11243

Why are those the prime factors of the number 43,735,270?

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 43,735,270

43,735,270
Factor Arrows
221,867,635
Factor Arrows
54,373,527
Factor Arrows
38911,243

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, 389, 11243

We can check our work by multiplying all of the prime factors together: 2 x 5 x 389 x 11,243 = 43,735,270

This can also be written as 21 x 51 x 3891 x 11,2431 = 43,735,270

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


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