What is the Greatest Common Factor of 294 and 309?
Greatest common factor (GCF) of 294 and 309 is 3.
GCF(294,309) = 3
We will now calculate the prime factors of 294 and 309, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 294 and 309.
How to find the GCF of 294 and 309?
We will first find the prime factorization of 294 and 309. After we will calculate the factors of 294 and 309 and find the biggest common factor number .
Step-1: Prime Factorization of 294
Prime factors of 294 are 2, 3, 7. Prime factorization of 294 in exponential form is:
294 = 21 × 31 × 72
Step-2: Prime Factorization of 309
Prime factors of 309 are 3, 103. Prime factorization of 309 in exponential form is:
309 = 31 × 1031
Step-3: Factors of 294
List of positive integer factors of 294 that divides 294 without a remainder.
1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147
Step-4: Factors of 309
List of positive integer factors of 309 that divides 294 without a remainder.
1, 3, 103
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 294 and 309. The biggest common factor number is the GCF number.
So the greatest common factor 294 and 309 is 3.
Also check out the Least Common Multiple of 294 and 309
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