Greatest Common Factor of 54, 31, 40, 73, 18

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

• Greatest Common Factor of 54, 31, 40, 73, 18 by common division method
• Greatest Common Factor of 54, 31, 40, 73, 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 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

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

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

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 54,31,40,73,18 . The biggest common factor number is the GCF number.
So the greatest common factor 54,31,40,73,18 is 1.

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

• GCF of 87, 17, 85, 50, 86
• GCF of 68, 14, 43, 95, 80
• GCF of 17, 55, 68, 62, 30
• GCF of 80, 53, 31, 63, 37
• GCF of 50, 56, 66, 89, 20

1. What is the GCF of 54, 31, 40, 73, 18?

Answer: GCF of 54, 31, 40, 73, 18 is 1.

2. How to Find the GCF of 54, 31, 40, 73, 18

Answer: Greatest Common Factor(GCF) of 54, 31, 40, 73, 18 = 1

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

Step 2: Then multiply all the prime factors GCF(54, 31, 40, 73, 18) = 1.