Greatest Common Factor of 16, 12, 20

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

• Greatest Common Factor of 16, 12, 20 by common division method
• Greatest Common Factor of 16, 12, 20 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 x 2 = 4

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 12

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

1,2,3,4,6,12

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Greatest Common Factor

We found the factors 16,12,20 . The biggest common factor number is the GCF number.
So the greatest common factor 16,12,20 is 4.

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

• GCF of 78, 15, 81
• GCF of 62, 25, 18
• GCF of 67, 88, 88
• GCF of 36, 99, 20
• GCF of 10, 42, 67

1. What is the GCF of 16, 12, 20?

Answer: GCF of 16, 12, 20 is 4.

2. How to Find the GCF of 16, 12, 20

Answer: Greatest Common Factor(GCF) of 16, 12, 20 = 4

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

Step 2: Then multiply all the prime factors GCF(16, 12, 20) = 4.