Greatest Common Factor of 81, 16, 422

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

• Greatest Common Factor of 81, 16, 422 by common division method
• Greatest Common Factor of 81, 16, 422 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 81

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

1,3,9,27,81

Factors of 16

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

1,2,4,8,16

Factors of 422

List of positive integer factors of 422 that divides 422 without a remainder.

1,2,211,422

Greatest Common Factor

We found the factors 81,16,422 . The biggest common factor number is the GCF number.
So the greatest common factor 81,16,422 is 1.

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

• GCF of 17, 99, 571
• GCF of 79, 50, 635
• GCF of 60, 97, 256
• GCF of 28, 94, 925
• GCF of 17, 19, 831

1. What is the GCF of 81, 16, 422?

Answer: GCF of 81, 16, 422 is 1.

2. How to Find the GCF of 81, 16, 422

Answer: Greatest Common Factor(GCF) of 81, 16, 422 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 16, 422) = 1.