GCF for 9 and 123

"Greatest Common Factor" Calculator

What is the Greatest common Divisor of 9 and 123?

Answer: GCF of 9 and 123 is 3

(Three)

Finding GCF for 9 and 123 using all factors (divisors) listing

The first method to find GCF for numbers 9 and 123 is to list all factors for both numbers and pick the highest common one:

All factors of 9: 1, 3, 9

All factors of 123: 1, 3, 41, 123

So the Greatest Common Factor for 9 and 123 is 3

Finding GCF for 9 and 123 by Prime Factorization

The second method to find GCF for numbers 9 and 123 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 9: 3, 3

All Prime Factors of 123: 3, 41

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 9 and 123

Related Calculations

What is the LCM of 9 and 123?

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What is the GCF of 9 and 123. Find the GCF (GCD) of 123 and 9 - the biggest number that can divide two integers.

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GCF Table

Number 1	Number 2	GCF
1	123	1
2	123	1
3	123	3
4	123	1
5	123	1
6	123	3
7	123	1
8	123	1
9	123	3
10	123	1
11	123	1
12	123	3
13	123	1
14	123	1
15	123	3
16	123	1
17	123	1
18	123	3
19	123	1
20	123	1
21	123	3
22	123	1
23	123	1
24	123	3
25	123	1
26	123	1
27	123	3
28	123	1
29	123	1
30	123	3

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 9 and 123? (The answer is: 3). Select the first number (e.g. '9') and the second number (e.g. '123'). 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

Number 1	Number 2	GCF
1	123	1
2	123	1
3	123	3
4	123	1
5	123	1
6	123	3
7	123	1
8	123	1
9	123	3
10	123	1
11	123	1
12	123	3
13	123	1
14	123	1
15	123	3
16	123	1
17	123	1
18	123	3
19	123	1
20	123	1
21	123	3
22	123	1
23	123	1
24	123	3
25	123	1
26	123	1
27	123	3
28	123	1
29	123	1
30	123	3

Number 1	Number 2	GCF
1	123	1
2	123	1
3	123	3
4	123	1
5	123	1
6	123	3
7	123	1
8	123	1
9	123	3
10	123	1
11	123	1
12	123	3
13	123	1
14	123	1
15	123	3
16	123	1
17	123	1
18	123	3
19	123	1
20	123	1
21	123	3
22	123	1
23	123	1
24	123	3
25	123	1
26	123	1
27	123	3
28	123	1
29	123	1
30	123	3

GCF for 9 and 123

What is the Greatest common Divisor of 9 and 123?

Finding GCF for 9 and 123 using all factors (divisors) listing

Finding GCF for 9 and 123 by Prime Factorization

Related Calculations

GCF Table

About "Greatest Common Factor" Calculator

"Greatest Common Factor" Calculator

FAQ

What is the Greatest common Divisor of 9 and 123?

Number 1	Number 2	GCF
1	123	1
2	123	1
3	123	3
4	123	1
5	123	1
6	123	3
7	123	1
8	123	1
9	123	3
10	123	1
11	123	1
12	123	3
13	123	1
14	123	1
15	123	3
16	123	1
17	123	1
18	123	3
19	123	1
20	123	1
21	123	3
22	123	1
23	123	1
24	123	3
25	123	1
26	123	1
27	123	3
28	123	1
29	123	1
30	123	3