What is the Greatest Common Factor of 633 and 638?
Greatest common factor (GCF) of 633 and 638 is 1.
GCF(633,638) = 1
We will now calculate the prime factors of 633 and 638, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 633 and 638.
How to find the GCF of 633 and 638?
We will first find the prime factorization of 633 and 638. After we will calculate the factors of 633 and 638 and find the biggest common factor number .
Step-1: Prime Factorization of 633
Prime factors of 633 are 3, 211. Prime factorization of 633 in exponential form is:
633 = 31 × 2111
Step-2: Prime Factorization of 638
Prime factors of 638 are 2, 11, 29. Prime factorization of 638 in exponential form is:
638 = 21 × 111 × 291
Step-3: Factors of 633
List of positive integer factors of 633 that divides 633 without a remainder.
1, 3, 211
Step-4: Factors of 638
List of positive integer factors of 638 that divides 633 without a remainder.
1, 2, 11, 22, 29, 58, 319
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 633 and 638. The biggest common factor number is the GCF number.
So the greatest common factor 633 and 638 is 1.
Also check out the Least Common Multiple of 633 and 638
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Related Greatest Common Factors of 638
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