Greatest Common Factor of 33, 28, 20, 23

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

• Greatest Common Factor of 33, 28, 20, 23 by common division method
• Greatest Common Factor of 33, 28, 20, 23 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 20

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

1,2,4,5,10,20

Factors of 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Greatest Common Factor

We found the factors 33,28,20,23 . The biggest common factor number is the GCF number.
So the greatest common factor 33,28,20,23 is 1.

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

• GCF of 44, 87, 83, 46
• GCF of 38, 34, 43, 45
• GCF of 63, 11, 89, 31
• GCF of 90, 37, 14, 39
• GCF of 10, 81, 93, 20

1. What is the GCF of 33, 28, 20, 23?

Answer: GCF of 33, 28, 20, 23 is 1.

2. How to Find the GCF of 33, 28, 20, 23

Answer: Greatest Common Factor(GCF) of 33, 28, 20, 23 = 1

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

Step 2: Then multiply all the prime factors GCF(33, 28, 20, 23) = 1.