Greatest Common Factor of 22, 90, 47, 71

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

• Greatest Common Factor of 22, 90, 47, 71 by common division method
• Greatest Common Factor of 22, 90, 47, 71 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 22

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

1,2,11,22

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 47

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

1,47

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 22,90,47,71 . The biggest common factor number is the GCF number.
So the greatest common factor 22,90,47,71 is 1.

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

• GCF of 31, 54, 68, 55
• GCF of 68, 41, 66, 28
• GCF of 18, 73, 43, 67
• GCF of 73, 67, 89, 97
• GCF of 62, 87, 53, 23

1. What is the GCF of 22, 90, 47, 71?

Answer: GCF of 22, 90, 47, 71 is 1.

2. How to Find the GCF of 22, 90, 47, 71

Answer: Greatest Common Factor(GCF) of 22, 90, 47, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(22, 90, 47, 71) = 1.