Greatest Common Factor of 20, 70, 66, 24

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

• Greatest Common Factor of 20, 70, 66, 24 by common division method
• Greatest Common Factor of 20, 70, 66, 24 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 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 24

List of positive integer factors of 24 that divides 24 without a remainder.

1,2,3,4,6,8,12,24

Greatest Common Factor

We found the factors 20,70,66,24 . The biggest common factor number is the GCF number.
So the greatest common factor 20,70,66,24 is 2.

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

• GCF of 72, 55, 41, 22
• GCF of 98, 96, 27, 46
• GCF of 38, 35, 88, 57
• GCF of 57, 62, 30, 69
• GCF of 18, 71, 60, 16

1. What is the GCF of 20, 70, 66, 24?

Answer: GCF of 20, 70, 66, 24 is 2.

2. How to Find the GCF of 20, 70, 66, 24

Answer: Greatest Common Factor(GCF) of 20, 70, 66, 24 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 70, 66, 24) = 2.