Greatest Common Factor of 66, 57, 261, 108

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

• Greatest Common Factor of 66, 57, 261, 108 by common division method
• Greatest Common Factor of 66, 57, 261, 108 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 261

List of positive integer factors of 261 that divides 261 without a remainder.

1,3,9,29,87,261

Factors of 108

List of positive integer factors of 108 that divides 108 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,108

Greatest Common Factor

We found the factors 66,57,261,108 . The biggest common factor number is the GCF number.
So the greatest common factor 66,57,261,108 is 3.

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

• GCF of 81, 77, 179, 346
• GCF of 41, 79, 681, 279
• GCF of 43, 91, 760, 845
• GCF of 60, 82, 864, 940
• GCF of 85, 52, 806, 192

1. What is the GCF of 66, 57, 261, 108?

Answer: GCF of 66, 57, 261, 108 is 3.

2. How to Find the GCF of 66, 57, 261, 108

Answer: Greatest Common Factor(GCF) of 66, 57, 261, 108 = 3

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

Step 2: Then multiply all the prime factors GCF(66, 57, 261, 108) = 3.