Greatest Common Factor of 138, 990, 684

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

• Greatest Common Factor of 138, 990, 684 by common division method
• Greatest Common Factor of 138, 990, 684 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 3 = 6

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

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

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 138,990,684 . The biggest common factor number is the GCF number.
So the greatest common factor 138,990,684 is 6.

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

• GCF of 772, 567, 796
• GCF of 991, 110, 738
• GCF of 208, 157, 418
• GCF of 674, 563, 124
• GCF of 242, 517, 608

1. What is the GCF of 138, 990, 684?

Answer: GCF of 138, 990, 684 is 6.

2. How to Find the GCF of 138, 990, 684

Answer: Greatest Common Factor(GCF) of 138, 990, 684 = 6

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

Step 2: Then multiply all the prime factors GCF(138, 990, 684) = 6.