Greatest Common Factor of 40, 19, 80, 54, 72

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

• Greatest Common Factor of 40, 19, 80, 54, 72 by common division method
• Greatest Common Factor of 40, 19, 80, 54, 72 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

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 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

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

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 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Greatest Common Factor

We found the factors 40,19,80,54,72 . The biggest common factor number is the GCF number.
So the greatest common factor 40,19,80,54,72 is 1.

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

• GCF of 81, 21, 20, 13, 54
• GCF of 96, 76, 43, 72, 95
• GCF of 54, 85, 17, 37, 10
• GCF of 23, 71, 96, 30, 13
• GCF of 29, 45, 50, 43, 89

1. What is the GCF of 40, 19, 80, 54, 72?

Answer: GCF of 40, 19, 80, 54, 72 is 1.

2. How to Find the GCF of 40, 19, 80, 54, 72

Answer: Greatest Common Factor(GCF) of 40, 19, 80, 54, 72 = 1

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

Step 2: Then multiply all the prime factors GCF(40, 19, 80, 54, 72) = 1.