Greatest Common Factor of 209, 165, 77

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

• Greatest Common Factor of 209, 165, 77 by common division method
• Greatest Common Factor of 209, 165, 77 with matching the biggest common factor

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∴ So the GCF of the given numbers is 11 = 11

Factors of 209

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

1,11,19,209

Factors of 165

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

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

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Greatest Common Factor

We found the factors 209,165,77 . The biggest common factor number is the GCF number.
So the greatest common factor 209,165,77 is 11.

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

• GCF of 335, 916, 56
• GCF of 917, 923, 91
• GCF of 480, 595, 55
• GCF of 731, 571, 68
• GCF of 507, 215, 35

1. What is the GCF of 209, 165, 77?

Answer: GCF of 209, 165, 77 is 11.

2. How to Find the GCF of 209, 165, 77

Answer: Greatest Common Factor(GCF) of 209, 165, 77 = 11

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

Step 2: Then multiply all the prime factors GCF(209, 165, 77) = 11.