Q: What are the prime factors of the number 530,453,408?

 A: 2, 41, 404309

Why are those the prime factors of the number 530,453,408?

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 530,453,408

530,453,408
Factor Arrows
2265,226,704
Factor Arrows
2132,613,352
Factor Arrows
266,306,676
Factor Arrows
233,153,338
Factor Arrows
216,576,669
Factor Arrows
41404,309

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, 41, 404309

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 41 x 404,309 = 530,453,408

This can also be written as 25 x 411 x 404,3091 = 530,453,408

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


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