What is the Greatest Common Factor of 67761 and 67768?

Greatest common factor (GCF) of 67761 and 67768 is 1.

GCF(67761,67768) = 1

We will now calculate the prime factors of 67761 and 67768, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67761 and 67768.

How to find the GCF of 67761 and 67768?

We will first find the prime factorization of 67761 and 67768. After we will calculate the factors of 67761 and 67768 and find the biggest common factor number .

Step-1: Prime Factorization of 67761

Prime factors of 67761 are 3, 7529. Prime factorization of 67761 in exponential form is:

67761 = 3² × 7529¹

Step-2: Prime Factorization of 67768

Prime factors of 67768 are 2, 43, 197. Prime factorization of 67768 in exponential form is:

67768 = 2³ × 43¹ × 197¹

Step-3: Factors of 67761

List of positive integer factors of 67761 that divides 67761 without a remainder.

1, 3, 9, 7529, 22587

Step-4: Factors of 67768

List of positive integer factors of 67768 that divides 67761 without a remainder.

1, 2, 4, 8, 43, 86, 172, 197, 344, 394, 788, 1576, 8471, 16942, 33884

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67761 and 67768. The biggest common factor number is the GCF number.
So the greatest common factor 67761 and 67768 is 1.

Also check out the Least Common Multiple of 67761 and 67768