Q: What are the prime factors of the number 530,725,830?

 A: 2, 3, 5, 17690861

Why are those the prime factors of the number 530,725,830?

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 530,725,830

530,725,830
Factor Arrows
2265,362,915
Factor Arrows
388,454,305
Factor Arrows
517,690,861

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, 5, 17690861

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 17,690,861 = 530,725,830

This can also be written as 21 x 31 x 51 x 17,690,8611 = 530,725,830

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


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