Greatest Common Factor of 81, 84, 186

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

• Greatest Common Factor of 81, 84, 186 by common division method
• Greatest Common Factor of 81, 84, 186 with matching the biggest common factor

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

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 186

List of positive integer factors of 186 that divides 186 without a remainder.

1,2,3,6,31,62,93,186

Greatest Common Factor

We found the factors 81,84,186 . The biggest common factor number is the GCF number.
So the greatest common factor 81,84,186 is 3.

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

• GCF of 42, 91, 158
• GCF of 45, 54, 524
• GCF of 49, 63, 800
• GCF of 36, 23, 226
• GCF of 92, 33, 873

1. What is the GCF of 81, 84, 186?

Answer: GCF of 81, 84, 186 is 3.

2. How to Find the GCF of 81, 84, 186

Answer: Greatest Common Factor(GCF) of 81, 84, 186 = 3

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

Step 2: Then multiply all the prime factors GCF(81, 84, 186) = 3.