Greatest Common Factor of 18, 12, 774, 670

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

• Greatest Common Factor of 18, 12, 774, 670 by common division method
• Greatest Common Factor of 18, 12, 774, 670 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 774

List of positive integer factors of 774 that divides 774 without a remainder.

1,2,3,6,9,18,43,86,129,258,387,774

Factors of 670

List of positive integer factors of 670 that divides 670 without a remainder.

1,2,5,10,67,134,335,670

Greatest Common Factor

We found the factors 18,12,774,670 . The biggest common factor number is the GCF number.
So the greatest common factor 18,12,774,670 is 2.

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

• GCF of 48, 29, 303, 791
• GCF of 48, 32, 271, 740
• GCF of 53, 73, 453, 409
• GCF of 63, 55, 436, 108
• GCF of 11, 70, 340, 383

1. What is the GCF of 18, 12, 774, 670?

Answer: GCF of 18, 12, 774, 670 is 2.

2. How to Find the GCF of 18, 12, 774, 670

Answer: Greatest Common Factor(GCF) of 18, 12, 774, 670 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 12, 774, 670) = 2.