Greatest Common Factor of 20, 56, 12, 666

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

• Greatest Common Factor of 20, 56, 12, 666 by common division method
• Greatest Common Factor of 20, 56, 12, 666 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 = 2

Factors of 20

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

1,2,4,5,10,20

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

Factors of 12

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

1,2,3,4,6,12

Factors of 666

List of positive integer factors of 666 that divides 666 without a remainder.

1,2,3,6,9,18,37,74,111,222,333,666

Greatest Common Factor

We found the factors 20,56,12,666 . The biggest common factor number is the GCF number.
So the greatest common factor 20,56,12,666 is 2.

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

• GCF of 92, 68, 22, 384
• GCF of 94, 30, 95, 487
• GCF of 86, 51, 84, 108
• GCF of 23, 62, 27, 676
• GCF of 51, 72, 93, 557

1. What is the GCF of 20, 56, 12, 666?

Answer: GCF of 20, 56, 12, 666 is 2.

2. How to Find the GCF of 20, 56, 12, 666

Answer: Greatest Common Factor(GCF) of 20, 56, 12, 666 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 56, 12, 666) = 2.