Q: What are the prime factors of the number 263,322,530?

 A: 2, 5, 647, 40699

Why are those the prime factors of the number 263,322,530?

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 263,322,530

263,322,530
Factor Arrows
2131,661,265
Factor Arrows
526,332,253
Factor Arrows
64740,699

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, 647, 40699

We can check our work by multiplying all of the prime factors together: 2 x 5 x 647 x 40,699 = 263,322,530

This can also be written as 21 x 51 x 6471 x 40,6991 = 263,322,530

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


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