Greatest Common Factor of 645, 180, 768

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

• Greatest Common Factor of 645, 180, 768 by common division method
• Greatest Common Factor of 645, 180, 768 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 645

List of positive integer factors of 645 that divides 645 without a remainder.

1,3,5,15,43,129,215,645

Factors of 180

List of positive integer factors of 180 that divides 180 without a remainder.

1,2,3,4,5,6,9,10,12,15,18,20,30,36,45,60,90,180

Factors of 768

List of positive integer factors of 768 that divides 768 without a remainder.

1,2,3,4,6,8,12,16,24,32,48,64,96,128,192,256,384,768

Greatest Common Factor

We found the factors 645,180,768 . The biggest common factor number is the GCF number.
So the greatest common factor 645,180,768 is 3.

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

• GCF of 571, 672, 605
• GCF of 818, 505, 135
• GCF of 949, 814, 639
• GCF of 185, 483, 344
• GCF of 911, 194, 306

1. What is the GCF of 645, 180, 768?

Answer: GCF of 645, 180, 768 is 3.

2. How to Find the GCF of 645, 180, 768

Answer: Greatest Common Factor(GCF) of 645, 180, 768 = 3

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

Step 2: Then multiply all the prime factors GCF(645, 180, 768) = 3.