Q: What are the prime factors of the number 131,301,567?

 A: 3, 37, 193, 227

Why are those the prime factors of the number 131,301,567?

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 131,301,567

131,301,567
Factor Arrows
343,767,189
Factor Arrows
314,589,063
Factor Arrows
34,863,021
Factor Arrows
31,621,007
Factor Arrows
3743,811
Factor Arrows
193227

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, 37, 193, 227

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 37 x 193 x 227 = 131,301,567

This can also be written as 34 x 371 x 1931 x 2271 = 131,301,567

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


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