Q: What are the prime factors of the number 185,612?

 A: 2, 7, 947

Why are those the prime factors of the number 185,612?

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 185,612

185,612
Factor Arrows
292,806
Factor Arrows
246,403
Factor Arrows
76,629
Factor Arrows
7947

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, 7, 947

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 7 x 947 = 185,612

This can also be written as 22 x 72 x 9471 = 185,612

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


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