Greatest Common Factor of 18, 72, 69, 165

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

• Greatest Common Factor of 18, 72, 69, 165 by common division method
• Greatest Common Factor of 18, 72, 69, 165 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 18

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

1,2,3,6,9,18

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 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Greatest Common Factor

We found the factors 18,72,69,165 . The biggest common factor number is the GCF number.
So the greatest common factor 18,72,69,165 is 3.

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

• GCF of 73, 79, 23, 222
• GCF of 51, 25, 10, 359
• GCF of 47, 97, 52, 153
• GCF of 98, 68, 66, 915
• GCF of 39, 95, 82, 471

1. What is the GCF of 18, 72, 69, 165?

Answer: GCF of 18, 72, 69, 165 is 3.

2. How to Find the GCF of 18, 72, 69, 165

Answer: Greatest Common Factor(GCF) of 18, 72, 69, 165 = 3

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

Step 2: Then multiply all the prime factors GCF(18, 72, 69, 165) = 3.