Greatest Common Factor of 684, 646, 990

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

• Greatest Common Factor of 684, 646, 990 by common division method
• Greatest Common Factor of 684, 646, 990 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

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

Factors of 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Factors of 990

List of positive integer factors of 990 that divides 990 without a remainder.

1,2,3,5,6,9,10,11,15,18,22,30,33,45,55,66,90,99,110,165,198,330,495,990

Greatest Common Factor

We found the factors 684,646,990 . The biggest common factor number is the GCF number.
So the greatest common factor 684,646,990 is 2.

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

• GCF of 448, 580, 328
• GCF of 481, 434, 588
• GCF of 270, 281, 575
• GCF of 238, 132, 854
• GCF of 740, 958, 503

1. What is the GCF of 684, 646, 990?

Answer: GCF of 684, 646, 990 is 2.

2. How to Find the GCF of 684, 646, 990

Answer: Greatest Common Factor(GCF) of 684, 646, 990 = 2

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

Step 2: Then multiply all the prime factors GCF(684, 646, 990) = 2.