Greatest Common Factor of 28, 33, 16, 3, 77

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

• Greatest Common Factor of 28, 33, 16, 3, 77 by common division method
• Greatest Common Factor of 28, 33, 16, 3, 77 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 28

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

1,2,4,7,14,28

Factors of 33

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

1,3,11,33

Factors of 16

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

1,2,4,8,16

Factors of 3

List of positive integer factors of 3 that divides 3 without a remainder.

1,3

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Greatest Common Factor

We found the factors 28,33,16,3,77 . The biggest common factor number is the GCF number.
So the greatest common factor 28,33,16,3,77 is 1.

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

• GCF of 42, 95, 52, 1, 41
• GCF of 49, 91, 71, 1, 91
• GCF of 82, 51, 48, 5, 56
• GCF of 36, 92, 38, 5, 47
• GCF of 86, 93, 73, 7, 80

1. What is the GCF of 28, 33, 16, 3, 77?

Answer: GCF of 28, 33, 16, 3, 77 is 1.

2. How to Find the GCF of 28, 33, 16, 3, 77

Answer: Greatest Common Factor(GCF) of 28, 33, 16, 3, 77 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 33, 16, 3, 77) = 1.