Greatest Common Factor of 664, 628, 78

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

• Greatest Common Factor of 664, 628, 78 by common division method
• Greatest Common Factor of 664, 628, 78 with matching the biggest common factor

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

Factors of 664

List of positive integer factors of 664 that divides 664 without a remainder.

1,2,4,8,83,166,332,664

Factors of 628

List of positive integer factors of 628 that divides 628 without a remainder.

1,2,4,157,314,628

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Greatest Common Factor

We found the factors 664,628,78 . The biggest common factor number is the GCF number.
So the greatest common factor 664,628,78 is 2.

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

• GCF of 645, 131, 54
• GCF of 509, 495, 37
• GCF of 350, 196, 19
• GCF of 990, 849, 14
• GCF of 620, 346, 75

1. What is the GCF of 664, 628, 78?

Answer: GCF of 664, 628, 78 is 2.

2. How to Find the GCF of 664, 628, 78

Answer: Greatest Common Factor(GCF) of 664, 628, 78 = 2

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

Step 2: Then multiply all the prime factors GCF(664, 628, 78) = 2.