What is the Greatest Common Factor of 192 and 210?
Greatest common factor (GCF) of 192 and 210 is 6.
GCF(192,210) = 6
We will now calculate the prime factors of 192 and 210, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 192 and 210.
How to find the GCF of 192 and 210?
We will first find the prime factorization of 192 and 210. After we will calculate the factors of 192 and 210 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 210
Prime factors of 210 are 2, 3, 5, 7. Prime factorization of 210 in exponential form is:
210 = 21 × 31 × 51 × 71
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 210
List of positive integer factors of 210 that divides 192 without a remainder.
1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 192 and 210. The biggest common factor number is the GCF number.
So the greatest common factor 192 and 210 is 6.
Also check out the Least Common Multiple of 192 and 210
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