Greatest Common Factor of 69, 66, 78, 720

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

• Greatest Common Factor of 69, 66, 78, 720 by common division method
• Greatest Common Factor of 69, 66, 78, 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 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

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 69,66,78,720 . The biggest common factor number is the GCF number.
So the greatest common factor 69,66,78,720 is 3.

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

• GCF of 37, 99, 69, 214
• GCF of 88, 70, 37, 165
• GCF of 20, 99, 40, 445
• GCF of 41, 88, 35, 504
• GCF of 60, 57, 41, 350

1. What is the GCF of 69, 66, 78, 720?

Answer: GCF of 69, 66, 78, 720 is 3.

2. How to Find the GCF of 69, 66, 78, 720

Answer: Greatest Common Factor(GCF) of 69, 66, 78, 720 = 3

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

Step 2: Then multiply all the prime factors GCF(69, 66, 78, 720) = 3.