Q: What are the prime factors of the number 43,662,216?

 A: 2, 3, 13, 139943

Why are those the prime factors of the number 43,662,216?

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 43,662,216

43,662,216
Factor Arrows
221,831,108
Factor Arrows
210,915,554
Factor Arrows
25,457,777
Factor Arrows
31,819,259
Factor Arrows
13139,943

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, 13, 139943

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 13 x 139,943 = 43,662,216

This can also be written as 23 x 31 x 131 x 139,9431 = 43,662,216

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


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