Q: What are the prime factors of the number 34,688?

 A: 2, 271

Why are those the prime factors of the number 34,688?

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 34,688

34,688
Factor Arrows
217,344
Factor Arrows
28,672
Factor Arrows
24,336
Factor Arrows
22,168
Factor Arrows
21,084
Factor Arrows
2542
Factor Arrows
2271

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, 271

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 2 x 271 = 34,688

This can also be written as 27 x 2711 = 34,688

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


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