Q: What are the prime factors of the number 125,647,056?

 A: 2, 3, 872549

Why are those the prime factors of the number 125,647,056?

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 125,647,056

125,647,056
Factor Arrows
262,823,528
Factor Arrows
231,411,764
Factor Arrows
215,705,882
Factor Arrows
27,852,941
Factor Arrows
32,617,647
Factor Arrows
3872,549

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, 872549

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 872,549 = 125,647,056

This can also be written as 24 x 32 x 872,5491 = 125,647,056

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


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