Greatest Common Factor of 945, 789, 12

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

• Greatest Common Factor of 945, 789, 12 by common division method
• Greatest Common Factor of 945, 789, 12 with matching the biggest common factor

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

Factors of 945

List of positive integer factors of 945 that divides 945 without a remainder.

1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945

Factors of 789

List of positive integer factors of 789 that divides 789 without a remainder.

1,3,263,789

Factors of 12

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

1,2,3,4,6,12

Greatest Common Factor

We found the factors 945,789,12 . The biggest common factor number is the GCF number.
So the greatest common factor 945,789,12 is 3.

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

• GCF of 844, 595, 32
• GCF of 181, 206, 20
• GCF of 485, 226, 19
• GCF of 546, 796, 21
• GCF of 707, 294, 58

1. What is the GCF of 945, 789, 12?

Answer: GCF of 945, 789, 12 is 3.

2. How to Find the GCF of 945, 789, 12

Answer: Greatest Common Factor(GCF) of 945, 789, 12 = 3

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

Step 2: Then multiply all the prime factors GCF(945, 789, 12) = 3.