Greatest Common Factor of 47, 28, 64, 981

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

• Greatest Common Factor of 47, 28, 64, 981 by common division method
• Greatest Common Factor of 47, 28, 64, 981 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 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 28

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

1,2,4,7,14,28

Factors of 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 981

List of positive integer factors of 981 that divides 981 without a remainder.

1,3,9,109,327,981

Greatest Common Factor

We found the factors 47,28,64,981 . The biggest common factor number is the GCF number.
So the greatest common factor 47,28,64,981 is 1.

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

• GCF of 11, 37, 28, 742
• GCF of 90, 55, 77, 692
• GCF of 80, 64, 16, 221
• GCF of 23, 67, 78, 138
• GCF of 34, 56, 18, 561

1. What is the GCF of 47, 28, 64, 981?

Answer: GCF of 47, 28, 64, 981 is 1.

2. How to Find the GCF of 47, 28, 64, 981

Answer: Greatest Common Factor(GCF) of 47, 28, 64, 981 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 28, 64, 981) = 1.