Greatest Common Factor of 49, 82, 20, 206

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

• Greatest Common Factor of 49, 82, 20, 206 by common division method
• Greatest Common Factor of 49, 82, 20, 206 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 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 82

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

1,2,41,82

Factors of 20

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

1,2,4,5,10,20

Factors of 206

List of positive integer factors of 206 that divides 206 without a remainder.

1,2,103,206

Greatest Common Factor

We found the factors 49,82,20,206 . The biggest common factor number is the GCF number.
So the greatest common factor 49,82,20,206 is 1.

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

• GCF of 21, 60, 98, 310
• GCF of 55, 90, 77, 217
• GCF of 35, 81, 64, 164
• GCF of 62, 73, 43, 163
• GCF of 13, 96, 95, 253

1. What is the GCF of 49, 82, 20, 206?

Answer: GCF of 49, 82, 20, 206 is 1.

2. How to Find the GCF of 49, 82, 20, 206

Answer: Greatest Common Factor(GCF) of 49, 82, 20, 206 = 1

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

Step 2: Then multiply all the prime factors GCF(49, 82, 20, 206) = 1.