Greatest Common Factor of 12, 51, 18

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 12, 51, 18 by common division method
• Greatest Common Factor of 12, 51, 18 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Greatest Common Factor

We found the factors 12,51,18 . The biggest common factor number is the GCF number.
So the greatest common factor 12,51,18 is 3.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 48, 17, 29
• GCF of 53, 48, 76
• GCF of 49, 26, 48
• GCF of 77, 32, 14
• GCF of 63, 15, 24

1. What is the GCF of 12, 51, 18?

Answer: GCF of 12, 51, 18 is 3.

2. How to Find the GCF of 12, 51, 18

Answer: Greatest Common Factor(GCF) of 12, 51, 18 = 3

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(12, 51, 18) = 3.