Q: What are the prime factors of the number 513,665,113?

 A: 13, 167, 223, 1061

Why are those the prime factors of the number 513,665,113?

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 513,665,113

513,665,113
Factor Arrows
1339,512,701
Factor Arrows
167236,603
Factor Arrows
2231,061

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:

13, 167, 223, 1061

We can check our work by multiplying all of the prime factors together: 13 x 167 x 223 x 1,061 = 513,665,113

This can also be written as 131 x 1671 x 2231 x 1,0611 = 513,665,113

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


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