What is the Greatest Common Factor of 10981 and 10988?

Greatest common factor (GCF) of 10981 and 10988 is 1.

GCF(10981,10988) = 1

We will now calculate the prime factors of 10981 and 10988, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10981 and 10988.

How to find the GCF of 10981 and 10988?

We will first find the prime factorization of 10981 and 10988. After we will calculate the factors of 10981 and 10988 and find the biggest common factor number .

Step-1: Prime Factorization of 10981

Prime factors of 10981 are 79, 139. Prime factorization of 10981 in exponential form is:

10981 = 79¹ × 139¹

Step-2: Prime Factorization of 10988

Prime factors of 10988 are 2, 41, 67. Prime factorization of 10988 in exponential form is:

10988 = 2² × 41¹ × 67¹

Step-3: Factors of 10981

List of positive integer factors of 10981 that divides 10981 without a remainder.

1, 79, 139

Step-4: Factors of 10988

List of positive integer factors of 10988 that divides 10981 without a remainder.

1, 2, 4, 41, 67, 82, 134, 164, 268, 2747, 5494

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10981 and 10988. The biggest common factor number is the GCF number.
So the greatest common factor 10981 and 10988 is 1.

Also check out the Least Common Multiple of 10981 and 10988