What is the Greatest Common Factor of 87961 and 87980?

Greatest common factor (GCF) of 87961 and 87980 is 1.

GCF(87961,87980) = 1

We will now calculate the prime factors of 87961 and 87980, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87961 and 87980.

How to find the GCF of 87961 and 87980?

We will first find the prime factorization of 87961 and 87980. After we will calculate the factors of 87961 and 87980 and find the biggest common factor number .

Step-1: Prime Factorization of 87961

Prime factors of 87961 are 87961. Prime factorization of 87961 in exponential form is:

87961 = 87961¹

Step-2: Prime Factorization of 87980

Prime factors of 87980 are 2, 5, 53, 83. Prime factorization of 87980 in exponential form is:

87980 = 2² × 5¹ × 53¹ × 83¹

Step-3: Factors of 87961

List of positive integer factors of 87961 that divides 87961 without a remainder.

Step-4: Factors of 87980

List of positive integer factors of 87980 that divides 87961 without a remainder.

1, 2, 4, 5, 10, 20, 53, 83, 106, 166, 212, 265, 332, 415, 530, 830, 1060, 1660, 4399, 8798, 17596, 21995, 43990

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87961 and 87980. The biggest common factor number is the GCF number.
So the greatest common factor 87961 and 87980 is 1.

Also check out the Least Common Multiple of 87961 and 87980