What is the Greatest Common Factor of 661 and 677?
Greatest common factor (GCF) of 661 and 677 is 1.
GCF(661,677) = 1
We will now calculate the prime factors of 661 and 677, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 661 and 677.
How to find the GCF of 661 and 677?
We will first find the prime factorization of 661 and 677. After we will calculate the factors of 661 and 677 and find the biggest common factor number .
Step-1: Prime Factorization of 661
Prime factors of 661 are 661. Prime factorization of 661 in exponential form is:
661 = 6611
Step-2: Prime Factorization of 677
Prime factors of 677 are 677. Prime factorization of 677 in exponential form is:
677 = 6771
Step-3: Factors of 661
List of positive integer factors of 661 that divides 661 without a remainder.
1
Step-4: Factors of 677
List of positive integer factors of 677 that divides 661 without a remainder.
1
Final Step: Biggest Common Factor Number
We found the factors and prime factorization of 661 and 677. The biggest common factor number is the GCF number.
So the greatest common factor 661 and 677 is 1.
Also check out the Least Common Multiple of 661 and 677
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