Greatest Common Factor of 21, 47, 10, 98, 244

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

• Greatest Common Factor of 21, 47, 10, 98, 244 by common division method
• Greatest Common Factor of 21, 47, 10, 98, 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 21

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

1,3,7,21

Factors of 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 98

List of positive integer factors of 98 that divides 98 without a remainder.

1,2,7,14,49,98

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 21,47,10,98,244 . The biggest common factor number is the GCF number.
So the greatest common factor 21,47,10,98,244 is 1.

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

• GCF of 10, 69, 18, 73, 859
• GCF of 83, 61, 36, 75, 270
• GCF of 76, 99, 36, 88, 618
• GCF of 89, 74, 25, 55, 779
• GCF of 70, 49, 71, 18, 210

1. What is the GCF of 21, 47, 10, 98, 244?

Answer: GCF of 21, 47, 10, 98, 244 is 1.

2. How to Find the GCF of 21, 47, 10, 98, 244

Answer: Greatest Common Factor(GCF) of 21, 47, 10, 98, 244 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 47, 10, 98, 244) = 1.