Calculate the Greatest Common Factor or GCF of 20888
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The instructions to find the GCF of 20888 are the next:
1. Decompose all numbers into prime factors
20888 | 2 |
10444 | 2 |
5222 | 2 |
2611 | 7 |
373 | 373 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 20888 | = | 23 . 7 . 373 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 7 , 373
Common prime factors with the lowest exponent: 23, 71, 3731
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 = 23. 71. 3731 = 20888
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