GCF for 81 and 88

What is the Greatest Common Factor of 81 and 88?

Answer: GCF of 81 and 88 is 1

(One)

Finding GCF for 81 and 88 using all factors (divisors) listing

The first method to find GCF for numbers 81 and 88 is to list all factors for both numbers and pick the highest common one:

All factors of 81: 1, 3, 9, 27, 81

All factors of 88: 1, 2, 4, 8, 11, 22, 44, 88

So the Greatest Common Factor for 81 and 88 is 1

Finding GCF for 81 and 88 by Prime Factorization

GCF Table

Number 1Number 2GCF
6688
67881
68884
69881
70882
71881
7288
73881
74882
75881
76884
7788
78882
79881
80888
81881
82882
83881
84884
85881
8688
87881
888888
89881
90882
91881
92884
93881
94882
95881

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 Factor of 81 and 88? (The answer is: 1). Select the first number (e.g. '81') and the second number (e.g. '88'). 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

FAQ

What is the Greatest Common Factor of 81 and 88?

GCF of 81 and 88 is 1