Calculate the Greatest Common Factor or GCF of 2815
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The instructions to find the GCF of 2815 are the next:
1. Decompose all numbers into prime factors
2815 | 5 |
563 | 563 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 2815 | = | 5 . 563 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 5 , 563
Common prime factors with the lowest exponent: 51, 5631
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 = 51. 5631 = 2815
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