Greatest Common Factor of 18, 380, 646

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

• Greatest Common Factor of 18, 380, 646 by common division method
• Greatest Common Factor of 18, 380, 646 with matching the biggest common factor

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

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 380

List of positive integer factors of 380 that divides 380 without a remainder.

1,2,4,5,10,19,20,38,76,95,190,380

Factors of 646

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

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

Greatest Common Factor

We found the factors 18,380,646 . The biggest common factor number is the GCF number.
So the greatest common factor 18,380,646 is 2.

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

• GCF of 32, 235, 711
• GCF of 65, 895, 809
• GCF of 14, 775, 905
• GCF of 93, 319, 566
• GCF of 64, 359, 563

1. What is the GCF of 18, 380, 646?

Answer: GCF of 18, 380, 646 is 2.

2. How to Find the GCF of 18, 380, 646

Answer: Greatest Common Factor(GCF) of 18, 380, 646 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 380, 646) = 2.