Q: What are the prime factors of the number 530,203,212?

 A: 2, 3, 7, 11, 103, 619

Why are those the prime factors of the number 530,203,212?

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 530,203,212

530,203,212
Factor Arrows
2265,101,606
Factor Arrows
2132,550,803
Factor Arrows
344,183,601
Factor Arrows
314,727,867
Factor Arrows
34,909,289
Factor Arrows
7701,327
Factor Arrows
1163,757
Factor Arrows
103619

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, 7, 11, 103, 619

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 7 x 11 x 103 x 619 = 530,203,212

This can also be written as 22 x 33 x 71 x 111 x 1031 x 6191 = 530,203,212

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


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