Q: What are the prime factors of the number 159,936,579?

 A: 3, 11, 349, 1543

Why are those the prime factors of the number 159,936,579?

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 159,936,579

159,936,579
Factor Arrows
353,312,193
Factor Arrows
317,770,731
Factor Arrows
35,923,577
Factor Arrows
11538,507
Factor Arrows
3491,543

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:

3, 11, 349, 1543

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 11 x 349 x 1,543 = 159,936,579

This can also be written as 33 x 111 x 3491 x 1,5431 = 159,936,579

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


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