Greatest Common Factor of 22, 71, 17, 40

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

• Greatest Common Factor of 22, 71, 17, 40 by common division method
• Greatest Common Factor of 22, 71, 17, 40 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 71

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

1,71

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Greatest Common Factor

We found the factors 22,71,17,40 . The biggest common factor number is the GCF number.
So the greatest common factor 22,71,17,40 is 1.

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

• GCF of 80, 90, 51, 26
• GCF of 11, 57, 95, 93
• GCF of 83, 78, 54, 36
• GCF of 65, 43, 66, 45
• GCF of 54, 42, 30, 81

1. What is the GCF of 22, 71, 17, 40?

Answer: GCF of 22, 71, 17, 40 is 1.

2. How to Find the GCF of 22, 71, 17, 40

Answer: Greatest Common Factor(GCF) of 22, 71, 17, 40 = 1

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

Step 2: Then multiply all the prime factors GCF(22, 71, 17, 40) = 1.