Greatest Common Factor of 64, 81, 56, 129

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

• Greatest Common Factor of 64, 81, 56, 129 by common division method
• Greatest Common Factor of 64, 81, 56, 129 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 81

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

1,3,9,27,81

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

Factors of 129

List of positive integer factors of 129 that divides 129 without a remainder.

1,3,43,129

Greatest Common Factor

We found the factors 64,81,56,129 . The biggest common factor number is the GCF number.
So the greatest common factor 64,81,56,129 is 1.

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

• GCF of 37, 87, 91, 655
• GCF of 64, 61, 14, 781
• GCF of 69, 84, 81, 991
• GCF of 83, 26, 39, 707
• GCF of 31, 24, 36, 421

1. What is the GCF of 64, 81, 56, 129?

Answer: GCF of 64, 81, 56, 129 is 1.

2. How to Find the GCF of 64, 81, 56, 129

Answer: Greatest Common Factor(GCF) of 64, 81, 56, 129 = 1

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

Step 2: Then multiply all the prime factors GCF(64, 81, 56, 129) = 1.