Greatest Common Factor of 561, 669, 720

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

• Greatest Common Factor of 561, 669, 720 by common division method
• Greatest Common Factor of 561, 669, 720 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 561

List of positive integer factors of 561 that divides 561 without a remainder.

1,3,11,17,33,51,187,561

Factors of 669

List of positive integer factors of 669 that divides 669 without a remainder.

1,3,223,669

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 561,669,720 . The biggest common factor number is the GCF number.
So the greatest common factor 561,669,720 is 3.

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

• GCF of 768, 537, 174
• GCF of 870, 910, 601
• GCF of 671, 560, 851
• GCF of 210, 251, 823
• GCF of 134, 792, 188

1. What is the GCF of 561, 669, 720?

Answer: GCF of 561, 669, 720 is 3.

2. How to Find the GCF of 561, 669, 720

Answer: Greatest Common Factor(GCF) of 561, 669, 720 = 3

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

Step 2: Then multiply all the prime factors GCF(561, 669, 720) = 3.