Greatest Common Factor of 11, 18, 663

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

• Greatest Common Factor of 11, 18, 663 by common division method
• Greatest Common Factor of 11, 18, 663 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 18

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

1,2,3,6,9,18

Factors of 663

List of positive integer factors of 663 that divides 663 without a remainder.

1,3,13,17,39,51,221,663

Greatest Common Factor

We found the factors 11,18,663 . The biggest common factor number is the GCF number.
So the greatest common factor 11,18,663 is 1.

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

• GCF of 11, 79, 219
• GCF of 70, 79, 136
• GCF of 14, 37, 772
• GCF of 99, 98, 981
• GCF of 14, 68, 116

1. What is the GCF of 11, 18, 663?

Answer: GCF of 11, 18, 663 is 1.

2. How to Find the GCF of 11, 18, 663

Answer: Greatest Common Factor(GCF) of 11, 18, 663 = 1

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

Step 2: Then multiply all the prime factors GCF(11, 18, 663) = 1.