Q: What are the prime factors of the number 77,930,732?

 A: 2, 11, 37, 47869

Why are those the prime factors of the number 77,930,732?

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 77,930,732

77,930,732
Factor Arrows
238,965,366
Factor Arrows
219,482,683
Factor Arrows
111,771,153
Factor Arrows
3747,869

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, 11, 37, 47869

We can check our work by multiplying all of the prime factors together: 2 x 2 x 11 x 37 x 47,869 = 77,930,732

This can also be written as 22 x 111 x 371 x 47,8691 = 77,930,732

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


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