GCF for 27 and 111

What is the Greatest common Divisor of 27 and 111?

Answer: GCF of 27 and 111 is 3

(Three)

Finding GCF for 27 and 111 using all factors (divisors) listing

The first method to find GCF for numbers 27 and 111 is to list all factors for both numbers and pick the highest common one:

All factors of 27: 1, 3, 9, 27

All factors of 111: 1, 3, 37, 111

So the Greatest Common Factor for 27 and 111 is 3

Finding GCF for 27 and 111 by Prime Factorization

The second method to find GCF for numbers 27 and 111 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 27: 3, 3, 3

All Prime Factors of 111: 3, 37

As we can see there is only one Prime Factor common to both numbers. It is 3

So 3 is the Greatest Common Factor of 27 and 111

See Also

About "Greatest Common Factor" Calculator

This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest common Divisor of 27 and 111? (The answer is: 3). Select the first number (e.g. '27') and the second number (e.g. '111'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder

GCF Table

Number 1Number 2GCF
121113
131111
141111
151113
161111
171111
181113
191111
201111
211113
221111
231111
241113
251111
261111
27111
281111
291111
301113
311111
321111
331113
341111
351111
361113
3711137
381111
391113
401111
411111

FAQ

What is the Greatest common Divisor of 27 and 111?

GCF of 27 and 111 is 3