Greatest Common Factor of 81, 67, 385

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

• Greatest Common Factor of 81, 67, 385 by common division method
• Greatest Common Factor of 81, 67, 385 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 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 385

List of positive integer factors of 385 that divides 385 without a remainder.

1,5,7,11,35,55,77,385

Greatest Common Factor

We found the factors 81,67,385 . The biggest common factor number is the GCF number.
So the greatest common factor 81,67,385 is 1.

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

• GCF of 69, 18, 386
• GCF of 43, 86, 653
• GCF of 45, 42, 949
• GCF of 71, 63, 809
• GCF of 79, 17, 801

1. What is the GCF of 81, 67, 385?

Answer: GCF of 81, 67, 385 is 1.

2. How to Find the GCF of 81, 67, 385

Answer: Greatest Common Factor(GCF) of 81, 67, 385 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 67, 385) = 1.