Greatest Common Factor of 67, 60, 81, 18

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

• Greatest Common Factor of 67, 60, 81, 18 by common division method
• Greatest Common Factor of 67, 60, 81, 18 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 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 81

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

1,3,9,27,81

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Greatest Common Factor

We found the factors 67,60,81,18 . The biggest common factor number is the GCF number.
So the greatest common factor 67,60,81,18 is 1.

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

• GCF of 28, 71, 85, 31
• GCF of 12, 37, 69, 54
• GCF of 66, 48, 14, 21
• GCF of 13, 91, 93, 90
• GCF of 90, 40, 63, 20

1. What is the GCF of 67, 60, 81, 18?

Answer: GCF of 67, 60, 81, 18 is 1.

2. How to Find the GCF of 67, 60, 81, 18

Answer: Greatest Common Factor(GCF) of 67, 60, 81, 18 = 1

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

Step 2: Then multiply all the prime factors GCF(67, 60, 81, 18) = 1.