GCF for 6 and 102

What is the Greatest common Divisor of 6 and 102?

Answer: GCF of 6 and 102 is 6

(Six)

Finding GCF for 6 and 102 using all factors (divisors) listing

The first method to find GCF for numbers 6 and 102 is to list all factors for both numbers and pick the highest common one:

All factors of 6: 1, 2, 3, 6

All factors of 102: 1, 2, 3, 6, 17, 34, 51, 102

So the Greatest Common Factor for 6 and 102 is 6

Finding GCF for 6 and 102 by Prime Factorization

The second method to find GCF for numbers 6 and 102 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 6: 2, 3

All Prime Factors of 102: 2, 3, 17

As we can see there are Prime Factors common to both numbers: 2, 3

Now we need to multiply them to find GCF: 2 × 3 = 6

GCF Table

Number 1Number 2GCF
11021
21022
31023
41022
51021
6102
71021
81022
91023
101022
111021
121026
131021
141022
151023
161022
1710217
181026
191021
201022
211023
221022
231021
241026
251021
261022
271023
281022
291021
301026

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 6 and 102? (The answer is: 6). Select the first number (e.g. '6') and the second number (e.g. '102'). 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 Divisor of 6 and 102?

GCF of 6 and 102 is 6