When one of a and b is zero, the GCD is the absolute value of the nonzero integer: gcd (a, 0) = gcd (0, a) = |a|. This case is important as the terminating step of the Euclidean algorithm.

Aug 1, 2025 · The greatest common factor (GCF or GCD or HCF) of a set of whole numbers is the largest positive integer that divides evenly into all numbers with zero remainder.

Jul 23, 2025 · The GCD (Greatest Common Divisor), also known as the HCF (Highest Common Factor), is the largest positive integer that divides two or more numbers without leaving a remainder.

Free Online Greatest Common Divisor (GCD) calculator - Find the gcd of two or more numbers step-by-step

Use this page to calculate the gcd of a set of two or more numbers.

The meaning and full form of GCD is the Greatest Common Divisor. So, GCD is the greatest positive number which is a common divisor for a given set of positive numbers.

Tool to compute GCD. The greatest common divisor of two integers is the greatest positive integer which divides these two integers simultaneously.

Dec 3, 2025 · The greatest common divisor GCD (a,b,c,...) can also be defined for three or more positive integers as the largest divisor shared by all of them. Two or more positive integers that have greatest …

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The greatest common divisor (GCD), also called the greatest common factor, of two numbers is the largest number that divides them both. For instance, the greatest common factor of 20 and 15 is 5, …