Greatest Common Factor of 66, 60, 69, 423

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

• Greatest Common Factor of 66, 60, 69, 423 by common division method
• Greatest Common Factor of 66, 60, 69, 423 with matching the biggest common factor

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

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

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 69

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

1,3,23,69

Factors of 423

List of positive integer factors of 423 that divides 423 without a remainder.

1,3,9,47,141,423

Greatest Common Factor

We found the factors 66,60,69,423 . The biggest common factor number is the GCF number.
So the greatest common factor 66,60,69,423 is 3.

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

• GCF of 23, 51, 13, 933
• GCF of 10, 78, 63, 977
• GCF of 79, 78, 44, 327
• GCF of 91, 99, 95, 955
• GCF of 40, 62, 22, 390

1. What is the GCF of 66, 60, 69, 423?

Answer: GCF of 66, 60, 69, 423 is 3.

2. How to Find the GCF of 66, 60, 69, 423

Answer: Greatest Common Factor(GCF) of 66, 60, 69, 423 = 3

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

Step 2: Then multiply all the prime factors GCF(66, 60, 69, 423) = 3.