GCF for 27 and 64

What is the Greatest common Divisor of 27 and 64?

Answer: GCF of 27 and 64 is 1

(One)

Finding GCF for 27 and 64 using all factors (divisors) listing

The first method to find GCF for numbers 27 and 64 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 64: 1, 2, 4, 8, 16, 32, 64

So the Greatest Common Factor for 27 and 64 is 1

Finding GCF for 27 and 64 by Prime Factorization

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 64? (The answer is: 1). Select the first number (e.g. '27') and the second number (e.g. '64'). 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
1264
13641
14642
1564
1664
17641
1864
19641
2064
21641
22642
23641
2464
25641
26642
2764
2864
29641
3064
31641
3264
33641
34642
35641
3664
37641
38642
39641
4064
41641

FAQ

What is the Greatest common Divisor of 27 and 64?

GCF of 27 and 64 is 1