What is the Greatest Common Factor of 75972 and 75987?

Greatest common factor (GCF) of 75972 and 75987 is 3.

GCF(75972,75987) = 3

We will now calculate the prime factors of 75972 and 75987, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75972 and 75987.

How to find the GCF of 75972 and 75987?

We will first find the prime factorization of 75972 and 75987. After we will calculate the factors of 75972 and 75987 and find the biggest common factor number .

Step-1: Prime Factorization of 75972

Prime factors of 75972 are 2, 3, 13, 487. Prime factorization of 75972 in exponential form is:

75972 = 2² × 3¹ × 13¹ × 487¹

Step-2: Prime Factorization of 75987

Prime factors of 75987 are 3, 8443. Prime factorization of 75987 in exponential form is:

75987 = 3² × 8443¹

Step-3: Factors of 75972

List of positive integer factors of 75972 that divides 75972 without a remainder.

1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 487, 974, 1461, 1948, 2922, 5844, 6331, 12662, 18993, 25324, 37986

Step-4: Factors of 75987

List of positive integer factors of 75987 that divides 75972 without a remainder.

1, 3, 9, 8443, 25329

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75972 and 75987. The biggest common factor number is the GCF number.
So the greatest common factor 75972 and 75987 is 3.

Also check out the Least Common Multiple of 75972 and 75987