Greatest Common Factor of 28, 770, 646

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

• Greatest Common Factor of 28, 770, 646 by common division method
• Greatest Common Factor of 28, 770, 646 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

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

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 770

List of positive integer factors of 770 that divides 770 without a remainder.

1,2,5,7,10,11,14,22,35,55,70,77,110,154,385,770

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 28,770,646 . The biggest common factor number is the GCF number.
So the greatest common factor 28,770,646 is 2.

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

• GCF of 89, 658, 982
• GCF of 36, 156, 615
• GCF of 73, 979, 921
• GCF of 31, 994, 685
• GCF of 72, 508, 951

1. What is the GCF of 28, 770, 646?

Answer: GCF of 28, 770, 646 is 2.

2. How to Find the GCF of 28, 770, 646

Answer: Greatest Common Factor(GCF) of 28, 770, 646 = 2

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

Step 2: Then multiply all the prime factors GCF(28, 770, 646) = 2.