Q: What are the prime factors of the number 166,563,228?

 A: 2, 3, 13, 607, 1759

Why are those the prime factors of the number 166,563,228?

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 166,563,228

166,563,228
Factor Arrows
283,281,614
Factor Arrows
241,640,807
Factor Arrows
313,880,269
Factor Arrows
131,067,713
Factor Arrows
6071,759

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, 13, 607, 1759

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 13 x 607 x 1,759 = 166,563,228

This can also be written as 22 x 31 x 131 x 6071 x 1,7591 = 166,563,228

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


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