GCF for 36 and 39

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

What is the Greatest common Divisor of 36 and 39?

Answer: GCF of 36 and 39 is 3

(Three)

Finding GCF for 36 and 39 using all factors (divisors) listing

The first method to find GCF for numbers 36 and 39 is to list all factors for both numbers and pick the highest common one:

All factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36

All factors of 39: 1, 3, 13, 39

So the Greatest Common Factor for 36 and 39 is 3

Finding GCF for 36 and 39 by Prime Factorization

The second method to find GCF for numbers 36 and 39 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 36: 2, 2, 3, 3

All Prime Factors of 39: 3, 13

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 36 and 39

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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 36 and 39? (The answer is: 3). Select the first number (e.g. '36') and the second number (e.g. '39'). 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

"Greatest Common Factor" Calculator

Greatest Common Factor of

and

GCF Table

Number 1Number 2GCF
21393
22391
23391
24393
25391
263913
27393
28391
29391
30393
31391
32391
33393
34391
35391
36393
37391
38391
393939
40391
41391
42393
43391
44391
45393
46391
47391
48393
49391
50391

FAQ

What is the Greatest common Divisor of 36 and 39?

GCF of 36 and 39 is 3

See Also