Greatest Common Factor of 43, 98, 21, 22

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

• Greatest Common Factor of 43, 98, 21, 22 by common division method
• Greatest Common Factor of 43, 98, 21, 22 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 43

List of positive integer factors of 43 that divides 43 without a remainder.

1,43

Factors of 98

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

1,2,7,14,49,98

Factors of 21

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

1,3,7,21

Factors of 22

List of positive integer factors of 22 that divides 22 without a remainder.

1,2,11,22

Greatest Common Factor

We found the factors 43,98,21,22 . The biggest common factor number is the GCF number.
So the greatest common factor 43,98,21,22 is 1.

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

• GCF of 87, 57, 47, 36
• GCF of 76, 68, 95, 11
• GCF of 87, 82, 44, 48
• GCF of 20, 77, 61, 66
• GCF of 28, 48, 60, 64

1. What is the GCF of 43, 98, 21, 22?

Answer: GCF of 43, 98, 21, 22 is 1.

2. How to Find the GCF of 43, 98, 21, 22

Answer: Greatest Common Factor(GCF) of 43, 98, 21, 22 = 1

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

Step 2: Then multiply all the prime factors GCF(43, 98, 21, 22) = 1.