Greatest Common Factor of 18, 209, 990

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

• Greatest Common Factor of 18, 209, 990 by common division method
• Greatest Common Factor of 18, 209, 990 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 18

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

1,2,3,6,9,18

Factors of 209

List of positive integer factors of 209 that divides 209 without a remainder.

1,11,19,209

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 18,209,990 . The biggest common factor number is the GCF number.
So the greatest common factor 18,209,990 is 1.

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

• GCF of 34, 596, 173
• GCF of 73, 889, 454
• GCF of 68, 101, 584
• GCF of 18, 273, 523
• GCF of 39, 437, 415

1. What is the GCF of 18, 209, 990?

Answer: GCF of 18, 209, 990 is 1.

2. How to Find the GCF of 18, 209, 990

Answer: Greatest Common Factor(GCF) of 18, 209, 990 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 209, 990) = 1.