Calculate the Greatest Common Factor or GCF of 51040
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The instructions to find the GCF of 51040 are the next:
1. Decompose all numbers into prime factors
51040 | 2 |
25520 | 2 |
12760 | 2 |
6380 | 2 |
3190 | 2 |
1595 | 5 |
319 | 11 |
29 | 29 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 51040 | = | 25 . 5 . 11 . 29 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 2 , 5 , 11 , 29
Common prime factors with the lowest exponent: 25, 51, 111, 291
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 = 25. 51. 111. 291 = 51040
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