Greatest Common Factor of 72, 60, 18, 61, 49

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

• Greatest Common Factor of 72, 60, 18, 61, 49 by common division method
• Greatest Common Factor of 72, 60, 18, 61, 49 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 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

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 18

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

1,2,3,6,9,18

Factors of 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Greatest Common Factor

We found the factors 72,60,18,61,49 . The biggest common factor number is the GCF number.
So the greatest common factor 72,60,18,61,49 is 1.

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

• GCF of 16, 31, 28, 68, 91
• GCF of 60, 57, 81, 55, 84
• GCF of 84, 60, 33, 20, 60
• GCF of 25, 29, 40, 45, 32
• GCF of 71, 69, 40, 68, 99

1. What is the GCF of 72, 60, 18, 61, 49?

Answer: GCF of 72, 60, 18, 61, 49 is 1.

2. How to Find the GCF of 72, 60, 18, 61, 49

Answer: Greatest Common Factor(GCF) of 72, 60, 18, 61, 49 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 60, 18, 61, 49) = 1.