Calculate the Greatest Common Factor or GCF of 51216
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The instructions to find the GCF of 51216 are the next:
1. Decompose all numbers into prime factors
51216 | 2 |
25608 | 2 |
12804 | 2 |
6402 | 2 |
3201 | 3 |
1067 | 11 |
97 | 97 |
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2. Write all numbers as the product of its prime factors
Prime factors of 51216 | = | 24 . 3 . 11 . 97 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 3 , 11 , 97
Common prime factors with the lowest exponent: 24, 31, 111, 971
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. 111. 971 = 51216
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