Greatest Common Factor of 20, 16, 97, 320

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

• Greatest Common Factor of 20, 16, 97, 320 by common division method
• Greatest Common Factor of 20, 16, 97, 320 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 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 97

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

1,97

Factors of 320

List of positive integer factors of 320 that divides 320 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,160,320

Greatest Common Factor

We found the factors 20,16,97,320 . The biggest common factor number is the GCF number.
So the greatest common factor 20,16,97,320 is 1.

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

• GCF of 69, 60, 79, 690
• GCF of 53, 52, 99, 319
• GCF of 29, 57, 40, 583
• GCF of 32, 94, 85, 972
• GCF of 35, 76, 45, 444

1. What is the GCF of 20, 16, 97, 320?

Answer: GCF of 20, 16, 97, 320 is 1.

2. How to Find the GCF of 20, 16, 97, 320

Answer: Greatest Common Factor(GCF) of 20, 16, 97, 320 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 16, 97, 320) = 1.