Greatest Common Factor of 98, 28, 680

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

• Greatest Common Factor of 98, 28, 680 by common division method
• Greatest Common Factor of 98, 28, 680 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 98

List of positive integer factors of 98 that divides 98 without a remainder.

1,2,7,14,49,98

Factors of 28

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

1,2,4,7,14,28

Factors of 680

List of positive integer factors of 680 that divides 680 without a remainder.

1,2,4,5,8,10,17,20,34,40,68,85,136,170,340,680

Greatest Common Factor

We found the factors 98,28,680 . The biggest common factor number is the GCF number.
So the greatest common factor 98,28,680 is 2.

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

• GCF of 18, 52, 678
• GCF of 52, 61, 351
• GCF of 34, 85, 178
• GCF of 90, 72, 867
• GCF of 18, 25, 686

1. What is the GCF of 98, 28, 680?

Answer: GCF of 98, 28, 680 is 2.

2. How to Find the GCF of 98, 28, 680

Answer: Greatest Common Factor(GCF) of 98, 28, 680 = 2

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

Step 2: Then multiply all the prime factors GCF(98, 28, 680) = 2.