Greatest Common Factor of 20, 51, 244

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

• Greatest Common Factor of 20, 51, 244 by common division method
• Greatest Common Factor of 20, 51, 244 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 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 244

List of positive integer factors of 244 that divides 244 without a remainder.

1,2,4,61,122,244

Greatest Common Factor

We found the factors 20,51,244 . The biggest common factor number is the GCF number.
So the greatest common factor 20,51,244 is 1.

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

• GCF of 18, 57, 600
• GCF of 39, 34, 674
• GCF of 41, 39, 330
• GCF of 30, 35, 781
• GCF of 22, 97, 153

1. What is the GCF of 20, 51, 244?

Answer: GCF of 20, 51, 244 is 1.

2. How to Find the GCF of 20, 51, 244

Answer: Greatest Common Factor(GCF) of 20, 51, 244 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 51, 244) = 1.