Greatest Common Factor of 82, 21, 72, 219

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

• Greatest Common Factor of 82, 21, 72, 219 by common division method
• Greatest Common Factor of 82, 21, 72, 219 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 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 219

List of positive integer factors of 219 that divides 219 without a remainder.

1,3,73,219

Greatest Common Factor

We found the factors 82,21,72,219 . The biggest common factor number is the GCF number.
So the greatest common factor 82,21,72,219 is 1.

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

• GCF of 99, 69, 49, 617
• GCF of 37, 14, 26, 681
• GCF of 37, 87, 67, 566
• GCF of 66, 36, 50, 192
• GCF of 90, 34, 43, 561

1. What is the GCF of 82, 21, 72, 219?

Answer: GCF of 82, 21, 72, 219 is 1.

2. How to Find the GCF of 82, 21, 72, 219

Answer: Greatest Common Factor(GCF) of 82, 21, 72, 219 = 1

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

Step 2: Then multiply all the prime factors GCF(82, 21, 72, 219) = 1.