Greatest Common Factor of 68, 46, 81, 80

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

• Greatest Common Factor of 68, 46, 81, 80 by common division method
• Greatest Common Factor of 68, 46, 81, 80 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 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 46

List of positive integer factors of 46 that divides 46 without a remainder.

1,2,23,46

Factors of 81

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

1,3,9,27,81

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Greatest Common Factor

We found the factors 68,46,81,80 . The biggest common factor number is the GCF number.
So the greatest common factor 68,46,81,80 is 1.

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

• GCF of 19, 13, 75, 30
• GCF of 40, 68, 49, 33
• GCF of 35, 35, 30, 50
• GCF of 48, 87, 32, 38
• GCF of 53, 49, 18, 29

1. What is the GCF of 68, 46, 81, 80?

Answer: GCF of 68, 46, 81, 80 is 1.

2. How to Find the GCF of 68, 46, 81, 80

Answer: Greatest Common Factor(GCF) of 68, 46, 81, 80 = 1

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

Step 2: Then multiply all the prime factors GCF(68, 46, 81, 80) = 1.