Q: What are the prime factors of the number 392,512?

 A: 2, 6133

Why are those the prime factors of the number 392,512?

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 392,512

392,512
Factor Arrows
2196,256
Factor Arrows
298,128
Factor Arrows
249,064
Factor Arrows
224,532
Factor Arrows
212,266
Factor Arrows
26,133

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, 6133

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 6,133 = 392,512

This can also be written as 26 x 6,1331 = 392,512

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


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