Calculate the Greatest Common Factor or GCF of 2560
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The instructions to find the GCF of 2560 are the next:
1. Decompose all numbers into prime factors
2560 | 2 |
1280 | 2 |
640 | 2 |
320 | 2 |
160 | 2 |
80 | 2 |
40 | 2 |
20 | 2 |
10 | 2 |
5 | 5 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 2560 | = | 29 . 5 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 5
Common prime factors with the lowest exponent: 29, 51
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 = 29. 51 = 2560
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