What is the Greatest Common Factor of 677 and 684?
Greatest common factor (GCF) of 677 and 684 is 1.
GCF(677,684) = 1
We will now calculate the prime factors of 677 and 684, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 677 and 684.
How to find the GCF of 677 and 684?
We will first find the prime factorization of 677 and 684. After we will calculate the factors of 677 and 684 and find the biggest common factor number .
Step-1: Prime Factorization of 677
Prime factors of 677 are 677. Prime factorization of 677 in exponential form is:
677 = 6771
Step-2: Prime Factorization of 684
Prime factors of 684 are 2, 3, 19. Prime factorization of 684 in exponential form is:
684 = 22 × 32 × 191
Step-3: Factors of 677
List of positive integer factors of 677 that divides 677 without a remainder.
1
Step-4: Factors of 684
List of positive integer factors of 684 that divides 677 without a remainder.
1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 677 and 684. The biggest common factor number is the GCF number.
So the greatest common factor 677 and 684 is 1.
Also check out the Least Common Multiple of 677 and 684
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