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Calculate the Greatest Common Factor or GCF of 51142

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The instructions to find the GCF of 51142 are the next:

1. Decompose all numbers into prime factors

511422
255717
365313
281281
1

2. Write all numbers as the product of its prime factors

Prime factors of 51142=2 . 7 . 13 . 281

3. Choose the common prime factors with the lowest exponent

Common prime factors: 2 , 7 , 13 , 281

Common prime factors with the lowest exponent: 21, 71, 131, 2811

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 = 21. 71. 131. 2811 = 51142


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