What is the Greatest Common Factor of 231 and 246?
Greatest common factor (GCF) of 231 and 246 is 3.
GCF(231,246) = 3
We will now calculate the prime factors of 231 and 246, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 231 and 246.
How to find the GCF of 231 and 246?
We will first find the prime factorization of 231 and 246. After we will calculate the factors of 231 and 246 and find the biggest common factor number .
Step-1: Prime Factorization of 231
Prime factors of 231 are 3, 7, 11. Prime factorization of 231 in exponential form is:
231 = 31 × 71 × 111
Step-2: Prime Factorization of 246
Prime factors of 246 are 2, 3, 41. Prime factorization of 246 in exponential form is:
246 = 21 × 31 × 411
Step-3: Factors of 231
List of positive integer factors of 231 that divides 231 without a remainder.
1, 3, 7, 11, 21, 33, 77
Step-4: Factors of 246
List of positive integer factors of 246 that divides 231 without a remainder.
1, 2, 3, 6, 41, 82, 123
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 231 and 246. The biggest common factor number is the GCF number.
So the greatest common factor 231 and 246 is 3.
Also check out the Least Common Multiple of 231 and 246
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Related Greatest Common Factors of 246
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