Calculate the Greatest Common Factor or GCF of 1457
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The instructions to find the GCF of 1457 are the next:
1. Decompose all numbers into prime factors
1457 | 31 |
47 | 47 |
1 |
2. Write all numbers as the product of its prime factors
Prime factors of 1457 | = | 31 . 47 |
3. Choose the common prime factors with the lowest exponent
Common prime factors: 31 , 47
Common prime factors with the lowest exponent: 311, 471
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 = 311. 471 = 1457
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