Greatest Common Factor of 99, 81, 72, 660

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

• Greatest Common Factor of 99, 81, 72, 660 by common division method
• Greatest Common Factor of 99, 81, 72, 660 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 99

List of positive integer factors of 99 that divides 99 without a remainder.

1,3,9,11,33,99

Factors of 81

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

1,3,9,27,81

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 660

List of positive integer factors of 660 that divides 660 without a remainder.

1,2,3,4,5,6,10,11,12,15,20,22,30,33,44,55,60,66,110,132,165,220,330,660

Greatest Common Factor

We found the factors 99,81,72,660 . The biggest common factor number is the GCF number.
So the greatest common factor 99,81,72,660 is 3.

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

• GCF of 35, 42, 92, 423
• GCF of 76, 88, 93, 963
• GCF of 79, 84, 85, 857
• GCF of 47, 80, 37, 968
• GCF of 30, 20, 46, 239

1. What is the GCF of 99, 81, 72, 660?

Answer: GCF of 99, 81, 72, 660 is 3.

2. How to Find the GCF of 99, 81, 72, 660

Answer: Greatest Common Factor(GCF) of 99, 81, 72, 660 = 3

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

Step 2: Then multiply all the prime factors GCF(99, 81, 72, 660) = 3.