Greatest Common Factor of 660, 393, 684

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

• Greatest Common Factor of 660, 393, 684 by common division method
• Greatest Common Factor of 660, 393, 684 with matching the biggest common factor

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

Factors of 660

List of positive integer factors of 660 that divides 660 without a remainder.

1,2,3,4,5,6,10,11,12,15,20,22,30,33,44,55,60,66,110,132,165,220,330,660

Factors of 393

List of positive integer factors of 393 that divides 393 without a remainder.

1,3,131,393

Factors of 684

List of positive integer factors of 684 that divides 684 without a remainder.

1,2,3,4,6,9,12,18,19,36,38,57,76,114,171,228,342,684

Greatest Common Factor

We found the factors 660,393,684 . The biggest common factor number is the GCF number.
So the greatest common factor 660,393,684 is 3.

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

• GCF of 761, 302, 443
• GCF of 838, 307, 941
• GCF of 883, 384, 640
• GCF of 358, 476, 933
• GCF of 987, 691, 911

1. What is the GCF of 660, 393, 684?

Answer: GCF of 660, 393, 684 is 3.

2. How to Find the GCF of 660, 393, 684

Answer: Greatest Common Factor(GCF) of 660, 393, 684 = 3

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

Step 2: Then multiply all the prime factors GCF(660, 393, 684) = 3.