Greatest Common Factor of 680, 242, 138

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

• Greatest Common Factor of 680, 242, 138 by common division method
• Greatest Common Factor of 680, 242, 138 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 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

Factors of 242

List of positive integer factors of 242 that divides 242 without a remainder.

1,2,11,22,121,242

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Greatest Common Factor

We found the factors 680,242,138 . The biggest common factor number is the GCF number.
So the greatest common factor 680,242,138 is 2.

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

• GCF of 696, 415, 860
• GCF of 915, 357, 242
• GCF of 252, 615, 203
• GCF of 848, 645, 353
• GCF of 752, 805, 488

1. What is the GCF of 680, 242, 138?

Answer: GCF of 680, 242, 138 is 2.

2. How to Find the GCF of 680, 242, 138

Answer: Greatest Common Factor(GCF) of 680, 242, 138 = 2

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

Step 2: Then multiply all the prime factors GCF(680, 242, 138) = 2.