Q: What are the prime factors of the number 265,530?

 A: 2, 3, 5, 53, 167

Why are those the prime factors of the number 265,530?

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 265,530

265,530
Factor Arrows
2132,765
Factor Arrows
344,255
Factor Arrows
58,851
Factor Arrows
53167

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, 5, 53, 167

We can check our work by multiplying all of the prime factors together: 2 x 3 x 5 x 53 x 167 = 265,530

This can also be written as 21 x 31 x 51 x 531 x 1671 = 265,530

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


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