Q: What are the prime factors of the number 43,200,311?

 A: 7, 11, 80149

Why are those the prime factors of the number 43,200,311?

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 43,200,311

43,200,311
Factor Arrows
76,171,473
Factor Arrows
7881,639
Factor Arrows
1180,149

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:

7, 11, 80149

We can check our work by multiplying all of the prime factors together: 7 x 7 x 11 x 80,149 = 43,200,311

This can also be written as 72 x 111 x 80,1491 = 43,200,311

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


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