Greatest Common Factor of 144, 390, 645, 246, 660

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

• Greatest Common Factor of 144, 390, 645, 246, 660 by common division method
• Greatest Common Factor of 144, 390, 645, 246, 660 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 144

List of positive integer factors of 144 that divides 144 without a remainder.

1,2,3,4,6,8,9,12,16,18,24,36,48,72,144

Factors of 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

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 246

List of positive integer factors of 246 that divides 246 without a remainder.

1,2,3,6,41,82,123,246

Factors of 660

List of positive integer factors of 660 that divides 660 without a remainder.

1,2,3,4,5,6,10,11,12,15,20,22,30,33,44,55,60,66,110,132,165,220,330,660

Greatest Common Factor

We found the factors 144,390,645,246,660 . The biggest common factor number is the GCF number.
So the greatest common factor 144,390,645,246,660 is 3.

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

• GCF of 643, 852, 249, 174, 664
• GCF of 316, 360, 733, 819, 621
• GCF of 223, 690, 321, 947, 908
• GCF of 506, 565, 436, 167, 700
• GCF of 241, 556, 863, 712, 312

1. What is the GCF of 144, 390, 645, 246, 660?

Answer: GCF of 144, 390, 645, 246, 660 is 3.

2. How to Find the GCF of 144, 390, 645, 246, 660

Answer: Greatest Common Factor(GCF) of 144, 390, 645, 246, 660 = 3

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

Step 2: Then multiply all the prime factors GCF(144, 390, 645, 246, 660) = 3.