What is the Greatest Common Factor of 75980 and 75988?

Greatest common factor (GCF) of 75980 and 75988 is 4.

GCF(75980,75988) = 4

We will now calculate the prime factors of 75980 and 75988, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75980 and 75988.

How to find the GCF of 75980 and 75988?

We will first find the prime factorization of 75980 and 75988. After we will calculate the factors of 75980 and 75988 and find the biggest common factor number .

Step-1: Prime Factorization of 75980

Prime factors of 75980 are 2, 5, 29, 131. Prime factorization of 75980 in exponential form is:

75980 = 2² × 5¹ × 29¹ × 131¹

Step-2: Prime Factorization of 75988

Prime factors of 75988 are 2, 11, 157. Prime factorization of 75988 in exponential form is:

75988 = 2² × 11² × 157¹

Step-3: Factors of 75980

List of positive integer factors of 75980 that divides 75980 without a remainder.

1, 2, 4, 5, 10, 20, 29, 58, 116, 131, 145, 262, 290, 524, 580, 655, 1310, 2620, 3799, 7598, 15196, 18995, 37990

Step-4: Factors of 75988

List of positive integer factors of 75988 that divides 75980 without a remainder.

1, 2, 4, 11, 22, 44, 121, 157, 242, 314, 484, 628, 1727, 3454, 6908, 18997, 37994

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75980 and 75988. The biggest common factor number is the GCF number.
So the greatest common factor 75980 and 75988 is 4.

Also check out the Least Common Multiple of 75980 and 75988