Q: What are the prime factors of the number 624,325?

 A: 5, 13, 17, 113

Why are those the prime factors of the number 624,325?

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 624,325

624,325
Factor Arrows
5124,865
Factor Arrows
524,973
Factor Arrows
131,921
Factor Arrows
17113

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:

5, 13, 17, 113

We can check our work by multiplying all of the prime factors together: 5 x 5 x 13 x 17 x 113 = 624,325

This can also be written as 52 x 131 x 171 x 1131 = 624,325

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


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