What is the Greatest Common Factor of 74979 and 74985?

Greatest common factor (GCF) of 74979 and 74985 is 3.

GCF(74979,74985) = 3

We will now calculate the prime factors of 74979 and 74985, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74979 and 74985.

How to find the GCF of 74979 and 74985?

We will first find the prime factorization of 74979 and 74985. After we will calculate the factors of 74979 and 74985 and find the biggest common factor number .

Step-1: Prime Factorization of 74979

Prime factors of 74979 are 3, 2777. Prime factorization of 74979 in exponential form is:

74979 = 3³ × 2777¹

Step-2: Prime Factorization of 74985

Prime factors of 74985 are 3, 5, 4999. Prime factorization of 74985 in exponential form is:

74985 = 3¹ × 5¹ × 4999¹

Step-3: Factors of 74979

List of positive integer factors of 74979 that divides 74979 without a remainder.

1, 3, 9, 27, 2777, 8331, 24993

Step-4: Factors of 74985

List of positive integer factors of 74985 that divides 74979 without a remainder.

1, 3, 5, 15, 4999, 14997, 24995

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74979 and 74985. The biggest common factor number is the GCF number.
So the greatest common factor 74979 and 74985 is 3.

Also check out the Least Common Multiple of 74979 and 74985