Q: What are the prime factors of the number 83,744,556?

 A: 2, 3, 7, 149, 6691

Why are those the prime factors of the number 83,744,556?

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 83,744,556

83,744,556
Factor Arrows
241,872,278
Factor Arrows
220,936,139
Factor Arrows
36,978,713
Factor Arrows
7996,959
Factor Arrows
1496,691

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, 7, 149, 6691

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 149 x 6,691 = 83,744,556

This can also be written as 22 x 31 x 71 x 1491 x 6,6911 = 83,744,556

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


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