Calculate the Greatest Common Factor or GCF of 3686
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The instructions to find the GCF of 3686 are the next:
1. Decompose all numbers into prime factors
3686 | 2 |
1843 | 19 |
97 | 97 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 3686 | = | 2 . 19 . 97 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 19 , 97
Common prime factors with the lowest exponent: 21, 191, 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 = 21. 191. 971 = 3686
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