Greatest Common Factor of 72, 65, 81, 164

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

• Greatest Common Factor of 72, 65, 81, 164 by common division method
• Greatest Common Factor of 72, 65, 81, 164 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 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 81

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

1,3,9,27,81

Factors of 164

List of positive integer factors of 164 that divides 164 without a remainder.

1,2,4,41,82,164

Greatest Common Factor

We found the factors 72,65,81,164 . The biggest common factor number is the GCF number.
So the greatest common factor 72,65,81,164 is 1.

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

• GCF of 58, 21, 21, 621
• GCF of 17, 99, 69, 565
• GCF of 28, 81, 78, 890
• GCF of 54, 95, 97, 350
• GCF of 94, 68, 64, 260

1. What is the GCF of 72, 65, 81, 164?

Answer: GCF of 72, 65, 81, 164 is 1.

2. How to Find the GCF of 72, 65, 81, 164

Answer: Greatest Common Factor(GCF) of 72, 65, 81, 164 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 65, 81, 164) = 1.