Greatest Common Factor of 18, 33, 30, 990

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

• Greatest Common Factor of 18, 33, 30, 990 by common division method
• Greatest Common Factor of 18, 33, 30, 990 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 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 990

List of positive integer factors of 990 that divides 990 without a remainder.

1,2,3,5,6,9,10,11,15,18,22,30,33,45,55,66,90,99,110,165,198,330,495,990

Greatest Common Factor

We found the factors 18,33,30,990 . The biggest common factor number is the GCF number.
So the greatest common factor 18,33,30,990 is 3.

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

• GCF of 36, 32, 71, 423
• GCF of 47, 12, 96, 678
• GCF of 42, 28, 63, 965
• GCF of 76, 46, 43, 789
• GCF of 87, 57, 19, 224

1. What is the GCF of 18, 33, 30, 990?

Answer: GCF of 18, 33, 30, 990 is 3.

2. How to Find the GCF of 18, 33, 30, 990

Answer: Greatest Common Factor(GCF) of 18, 33, 30, 990 = 3

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

Step 2: Then multiply all the prime factors GCF(18, 33, 30, 990) = 3.