What is the Greatest Common Factor of 738 and 756?
Greatest common factor (GCF) of 738 and 756 is 18.
GCF(738,756) = 18
We will now calculate the prime factors of 738 and 756, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 738 and 756.
How to find the GCF of 738 and 756?
We will first find the prime factorization of 738 and 756. After we will calculate the factors of 738 and 756 and find the biggest common factor number .
Step-1: Prime Factorization of 738
Prime factors of 738 are 2, 3, 41. Prime factorization of 738 in exponential form is:
738 = 21 × 32 × 411
Step-2: Prime Factorization of 756
Prime factors of 756 are 2, 3, 7. Prime factorization of 756 in exponential form is:
756 = 22 × 33 × 71
Step-3: Factors of 738
List of positive integer factors of 738 that divides 738 without a remainder.
1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369
Step-4: Factors of 756
List of positive integer factors of 756 that divides 738 without a remainder.
1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 738 and 756. The biggest common factor number is the GCF number.
So the greatest common factor 738 and 756 is 18.
Also check out the Least Common Multiple of 738 and 756
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Related Greatest Common Factors of 756
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