Q: What are the prime factors of the number 68,336?

 A: 2, 4271

Why are those the prime factors of the number 68,336?

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 68,336

68,336
Factor Arrows
234,168
Factor Arrows
217,084
Factor Arrows
28,542
Factor Arrows
24,271

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, 4271

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 4,271 = 68,336

This can also be written as 24 x 4,2711 = 68,336

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


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