Q: What are the prime factors of the number 125,588,722?

 A: 2, 7, 137, 65479

Why are those the prime factors of the number 125,588,722?

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 125,588,722

125,588,722
Factor Arrows
262,794,361
Factor Arrows
78,970,623
Factor Arrows
13765,479

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, 7, 137, 65479

We can check our work by multiplying all of the prime factors together: 2 x 7 x 137 x 65,479 = 125,588,722

This can also be written as 21 x 71 x 1371 x 65,4791 = 125,588,722

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


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