Q: What are the prime factors of the number 151,932?

 A: 2, 3, 11, 1151

Why are those the prime factors of the number 151,932?

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 151,932

151,932
Factor Arrows
275,966
Factor Arrows
237,983
Factor Arrows
312,661
Factor Arrows
111,151

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, 11, 1151

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 11 x 1,151 = 151,932

This can also be written as 22 x 31 x 111 x 1,1511 = 151,932

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


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