Calculate the Greatest Common Factor or GCF of 328
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The instructions to find the GCF of 328 are the next:
1. Decompose all numbers into prime factors
328 | 2 |
164 | 2 |
82 | 2 |
41 | 41 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 328 | = | 23 . 41 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 41
Common prime factors with the lowest exponent: 23, 411
4. Calculate the Greatest Common Factor or GCF
Remember, to find the GCF of several numbers you must multiply the common prime factors with the lowest exponent.
GCF = 23. 411 = 328
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