Greatest Common Factor of 81, 69, 60, 477

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

• Greatest Common Factor of 81, 69, 60, 477 by common division method
• Greatest Common Factor of 81, 69, 60, 477 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 81

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

1,3,9,27,81

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 477

List of positive integer factors of 477 that divides 477 without a remainder.

1,3,9,53,159,477

Greatest Common Factor

We found the factors 81,69,60,477 . The biggest common factor number is the GCF number.
So the greatest common factor 81,69,60,477 is 3.

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

• GCF of 70, 50, 43, 385
• GCF of 97, 88, 53, 822
• GCF of 73, 90, 62, 139
• GCF of 89, 64, 16, 731
• GCF of 21, 78, 13, 783

1. What is the GCF of 81, 69, 60, 477?

Answer: GCF of 81, 69, 60, 477 is 3.

2. How to Find the GCF of 81, 69, 60, 477

Answer: Greatest Common Factor(GCF) of 81, 69, 60, 477 = 3

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

Step 2: Then multiply all the prime factors GCF(81, 69, 60, 477) = 3.