Greatest Common Factor of 810, 189, 84

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

• Greatest Common Factor of 810, 189, 84 by common division method
• Greatest Common Factor of 810, 189, 84 with matching the biggest common factor

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

Factors of 810

List of positive integer factors of 810 that divides 810 without a remainder.

1,2,3,5,6,9,10,15,18,27,30,45,54,81,90,135,162,270,405,810

Factors of 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

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

Greatest Common Factor

We found the factors 810,189,84 . The biggest common factor number is the GCF number.
So the greatest common factor 810,189,84 is 3.

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

• GCF of 958, 175, 30
• GCF of 683, 449, 69
• GCF of 626, 696, 29
• GCF of 453, 517, 45
• GCF of 525, 353, 81

1. What is the GCF of 810, 189, 84?

Answer: GCF of 810, 189, 84 is 3.

2. How to Find the GCF of 810, 189, 84

Answer: Greatest Common Factor(GCF) of 810, 189, 84 = 3

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

Step 2: Then multiply all the prime factors GCF(810, 189, 84) = 3.