Greatest Common Factor of 20, 50, 81, 246

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

• Greatest Common Factor of 20, 50, 81, 246 by common division method
• Greatest Common Factor of 20, 50, 81, 246 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 50

List of positive integer factors of 50 that divides 50 without a remainder.

1,2,5,10,25,50

Factors of 81

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

1,3,9,27,81

Factors of 246

List of positive integer factors of 246 that divides 246 without a remainder.

1,2,3,6,41,82,123,246

Greatest Common Factor

We found the factors 20,50,81,246 . The biggest common factor number is the GCF number.
So the greatest common factor 20,50,81,246 is 1.

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

• GCF of 27, 48, 47, 888
• GCF of 65, 30, 24, 654
• GCF of 45, 20, 54, 861
• GCF of 84, 73, 91, 958
• GCF of 45, 52, 69, 428

1. What is the GCF of 20, 50, 81, 246?

Answer: GCF of 20, 50, 81, 246 is 1.

2. How to Find the GCF of 20, 50, 81, 246

Answer: Greatest Common Factor(GCF) of 20, 50, 81, 246 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 50, 81, 246) = 1.