Q: What are the prime factors of the number 127,724,012?

 A: 2, 13, 73, 33647

Why are those the prime factors of the number 127,724,012?

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 127,724,012

127,724,012
Factor Arrows
263,862,006
Factor Arrows
231,931,003
Factor Arrows
132,456,231
Factor Arrows
7333,647

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, 13, 73, 33647

We can check our work by multiplying all of the prime factors together: 2 x 2 x 13 x 73 x 33,647 = 127,724,012

This can also be written as 22 x 131 x 731 x 33,6471 = 127,724,012

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


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