What is the Greatest Common Factor of 679 and 684?
Greatest common factor (GCF) of 679 and 684 is 1.
GCF(679,684) = 1
We will now calculate the prime factors of 679 and 684, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 679 and 684.
How to find the GCF of 679 and 684?
We will first find the prime factorization of 679 and 684. After we will calculate the factors of 679 and 684 and find the biggest common factor number .
Step-1: Prime Factorization of 679
Prime factors of 679 are 7, 97. Prime factorization of 679 in exponential form is:
679 = 71 × 971
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 679
List of positive integer factors of 679 that divides 679 without a remainder.
1, 7, 97
Step-4: Factors of 684
List of positive integer factors of 684 that divides 679 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 679 and 684. The biggest common factor number is the GCF number.
So the greatest common factor 679 and 684 is 1.
Also check out the Least Common Multiple of 679 and 684
Related Greatest Common Factors of 679
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