Greatest Common Factor of 680, 691, 720

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

• Greatest Common Factor of 680, 691, 720 by common division method
• Greatest Common Factor of 680, 691, 720 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

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 691

List of positive integer factors of 691 that divides 691 without a remainder.

1,691

Factors of 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Greatest Common Factor

We found the factors 680,691,720 . The biggest common factor number is the GCF number.
So the greatest common factor 680,691,720 is 1.

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

• GCF of 480, 737, 697
• GCF of 709, 578, 813
• GCF of 373, 266, 497
• GCF of 925, 607, 601
• GCF of 725, 777, 984

1. What is the GCF of 680, 691, 720?

Answer: GCF of 680, 691, 720 is 1.

2. How to Find the GCF of 680, 691, 720

Answer: Greatest Common Factor(GCF) of 680, 691, 720 = 1

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

Step 2: Then multiply all the prime factors GCF(680, 691, 720) = 1.