Greatest Common Factor of 16, 97, 43, 81

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

• Greatest Common Factor of 16, 97, 43, 81 by common division method
• Greatest Common Factor of 16, 97, 43, 81 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 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 43

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

1,43

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Greatest Common Factor

We found the factors 16,97,43,81 . The biggest common factor number is the GCF number.
So the greatest common factor 16,97,43,81 is 1.

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

• GCF of 27, 80, 96, 75
• GCF of 14, 82, 83, 81
• GCF of 94, 80, 69, 84
• GCF of 50, 66, 16, 45
• GCF of 92, 61, 98, 75

1. What is the GCF of 16, 97, 43, 81?

Answer: GCF of 16, 97, 43, 81 is 1.

2. How to Find the GCF of 16, 97, 43, 81

Answer: Greatest Common Factor(GCF) of 16, 97, 43, 81 = 1

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

Step 2: Then multiply all the prime factors GCF(16, 97, 43, 81) = 1.