Calculate the Greatest Common Factor or GCF of 498
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The instructions to find the GCF of 498 are the next:
1. Decompose all numbers into prime factors
498 | 2 |
249 | 3 |
83 | 83 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 498 | = | 2 . 3 . 83 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 3 , 83
Common prime factors with the lowest exponent: 21, 31, 831
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. 31. 831 = 498
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