What is the Greatest Common Factor of 192 and 208?
Greatest common factor (GCF) of 192 and 208 is 16.
GCF(192,208) = 16
We will now calculate the prime factors of 192 and 208, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 192 and 208.
How to find the GCF of 192 and 208?
We will first find the prime factorization of 192 and 208. After we will calculate the factors of 192 and 208 and find the biggest common factor number .
Step-1: Prime Factorization of 192
Prime factors of 192 are 2, 3. Prime factorization of 192 in exponential form is:
192 = 26 × 31
Step-2: Prime Factorization of 208
Prime factors of 208 are 2, 13. Prime factorization of 208 in exponential form is:
208 = 24 × 131
Step-3: Factors of 192
List of positive integer factors of 192 that divides 192 without a remainder.
1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96
Step-4: Factors of 208
List of positive integer factors of 208 that divides 192 without a remainder.
1, 2, 4, 8, 13, 16, 26, 52, 104
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 192 and 208. The biggest common factor number is the GCF number.
So the greatest common factor 192 and 208 is 16.
Also check out the Least Common Multiple of 192 and 208
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