Q: What are the prime factors of the number 607,171,600?

 A: 2, 5, 7, 19, 101, 113

Why are those the prime factors of the number 607,171,600?

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 607,171,600

607,171,600
Factor Arrows
2303,585,800
Factor Arrows
2151,792,900
Factor Arrows
275,896,450
Factor Arrows
237,948,225
Factor Arrows
57,589,645
Factor Arrows
51,517,929
Factor Arrows
7216,847
Factor Arrows
1911,413
Factor Arrows
101113

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, 5, 7, 19, 101, 113

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 5 x 7 x 19 x 101 x 113 = 607,171,600

This can also be written as 24 x 52 x 71 x 191 x 1011 x 1131 = 607,171,600

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


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