What is the Greatest Common Factor of 67963 and 67982?

Greatest common factor (GCF) of 67963 and 67982 is 19.

GCF(67963,67982) = 19

We will now calculate the prime factors of 67963 and 67982, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67963 and 67982.

How to find the GCF of 67963 and 67982?

We will first find the prime factorization of 67963 and 67982. After we will calculate the factors of 67963 and 67982 and find the biggest common factor number .

Step-1: Prime Factorization of 67963

Prime factors of 67963 are 7, 19, 73. Prime factorization of 67963 in exponential form is:

67963 = 7² × 19¹ × 73¹

Step-2: Prime Factorization of 67982

Prime factors of 67982 are 2, 19, 1789. Prime factorization of 67982 in exponential form is:

67982 = 2¹ × 19¹ × 1789¹

Step-3: Factors of 67963

List of positive integer factors of 67963 that divides 67963 without a remainder.

1, 7, 19, 49, 73, 133, 511, 931, 1387, 3577, 9709

Step-4: Factors of 67982

List of positive integer factors of 67982 that divides 67963 without a remainder.

1, 2, 19, 38, 1789, 3578, 33991

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67963 and 67982. The biggest common factor number is the GCF number.
So the greatest common factor 67963 and 67982 is 19.

Also check out the Least Common Multiple of 67963 and 67982