Greatest Common Factor of 81, 208, 162

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

• Greatest Common Factor of 81, 208, 162 by common division method
• Greatest Common Factor of 81, 208, 162 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 208

List of positive integer factors of 208 that divides 208 without a remainder.

1,2,4,8,13,16,26,52,104,208

Factors of 162

List of positive integer factors of 162 that divides 162 without a remainder.

1,2,3,6,9,18,27,54,81,162

Greatest Common Factor

We found the factors 81,208,162 . The biggest common factor number is the GCF number.
So the greatest common factor 81,208,162 is 1.

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

• GCF of 80, 271, 401
• GCF of 47, 958, 320
• GCF of 71, 400, 259
• GCF of 97, 225, 495
• GCF of 65, 420, 871

1. What is the GCF of 81, 208, 162?

Answer: GCF of 81, 208, 162 is 1.

2. How to Find the GCF of 81, 208, 162

Answer: Greatest Common Factor(GCF) of 81, 208, 162 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 208, 162) = 1.