Calculate the Greatest Common Factor or GCF of 3216
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The instructions to find the GCF of 3216 are the next:
1. Decompose all numbers into prime factors
3216 | 2 |
1608 | 2 |
804 | 2 |
402 | 2 |
201 | 3 |
67 | 67 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 3216 | = | 24 . 3 . 67 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 3 , 67
Common prime factors with the lowest exponent: 24, 31, 671
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 = 24. 31. 671 = 3216
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