Greatest Common Factor of 64, 28, 41, 81

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

• Greatest Common Factor of 64, 28, 41, 81 by common division method
• Greatest Common Factor of 64, 28, 41, 81 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 64

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

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

Factors of 28

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

1,2,4,7,14,28

Factors of 41

List of positive integer factors of 41 that divides 41 without a remainder.

1,41

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Greatest Common Factor

We found the factors 64,28,41,81 . The biggest common factor number is the GCF number.
So the greatest common factor 64,28,41,81 is 1.

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

• GCF of 47, 60, 10, 78
• GCF of 18, 20, 97, 37
• GCF of 67, 72, 10, 23
• GCF of 12, 22, 87, 74
• GCF of 45, 83, 26, 81

1. What is the GCF of 64, 28, 41, 81?

Answer: GCF of 64, 28, 41, 81 is 1.

2. How to Find the GCF of 64, 28, 41, 81

Answer: Greatest Common Factor(GCF) of 64, 28, 41, 81 = 1

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

Step 2: Then multiply all the prime factors GCF(64, 28, 41, 81) = 1.