Greatest Common Factor (GCF) Calculator
Discover the GCF of numbers effortlessly! Enter comma-separated values and explore the magic of common factors.
Separate numbers by commas. Enter at least two positive integers.
Result:
Understanding GCF
The Greatest Common Factor (GCF), also known as the Highest Common Factor (HCF), is the largest positive integer that divides each of the given numbers without leaving a remainder.
For the numbers you entered: , the GCF is .
This means is the largest number that divides all of evenly.
Calculation Steps (Euclidean Algorithm):
Understanding Greatest Common Factor (GCF)
The Greatest Common Factor (GCF) is a fundamental concept in number theory. It's used to simplify fractions, solve problems involving division, and in various areas of mathematics and computer science. For example, when you simplify a fraction like 12/18, you divide both numerator and denominator by their GCF, which is 6, resulting in 2/3 in the simplest form.
To find the GCF of two numbers, you can use methods like prime factorization or the Euclidean algorithm. For multiple numbers, the concept extends similarly, finding the largest factor common to all. This calculator uses an efficient Euclidean algorithm to quickly determine the GCF for you.
Whether you're a student learning about factors or need to calculate GCF for practical purposes, this tool is designed to help you easily and accurately find the Greatest Common Factor.