Greatest Common Factor of 20, 97, 22, 557

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

• Greatest Common Factor of 20, 97, 22, 557 by common division method
• Greatest Common Factor of 20, 97, 22, 557 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 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 22

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

1,2,11,22

Factors of 557

List of positive integer factors of 557 that divides 557 without a remainder.

1,557

Greatest Common Factor

We found the factors 20,97,22,557 . The biggest common factor number is the GCF number.
So the greatest common factor 20,97,22,557 is 1.

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

• GCF of 85, 28, 56, 888
• GCF of 93, 47, 51, 668
• GCF of 70, 57, 70, 567
• GCF of 29, 55, 79, 323
• GCF of 36, 61, 31, 187

1. What is the GCF of 20, 97, 22, 557?

Answer: GCF of 20, 97, 22, 557 is 1.

2. How to Find the GCF of 20, 97, 22, 557

Answer: Greatest Common Factor(GCF) of 20, 97, 22, 557 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 97, 22, 557) = 1.