Greatest Common Factor of 20, 53, 82, 203

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

• Greatest Common Factor of 20, 53, 82, 203 by common division method
• Greatest Common Factor of 20, 53, 82, 203 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 53

List of positive integer factors of 53 that divides 53 without a remainder.

1,53

Factors of 82

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

1,2,41,82

Factors of 203

List of positive integer factors of 203 that divides 203 without a remainder.

1,7,29,203

Greatest Common Factor

We found the factors 20,53,82,203 . The biggest common factor number is the GCF number.
So the greatest common factor 20,53,82,203 is 1.

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

• GCF of 22, 21, 48, 715
• GCF of 69, 31, 53, 775
• GCF of 50, 75, 96, 151
• GCF of 65, 65, 95, 333
• GCF of 17, 85, 60, 418

1. What is the GCF of 20, 53, 82, 203?

Answer: GCF of 20, 53, 82, 203 is 1.

2. How to Find the GCF of 20, 53, 82, 203

Answer: Greatest Common Factor(GCF) of 20, 53, 82, 203 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 53, 82, 203) = 1.