Greatest Common Factor of 221, 663, 39

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

• Greatest Common Factor of 221, 663, 39 by common division method
• Greatest Common Factor of 221, 663, 39 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 13 = 13

Factors of 221

List of positive integer factors of 221 that divides 221 without a remainder.

1,13,17,221

Factors of 663

List of positive integer factors of 663 that divides 663 without a remainder.

1,3,13,17,39,51,221,663

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Greatest Common Factor

We found the factors 221,663,39 . The biggest common factor number is the GCF number.
So the greatest common factor 221,663,39 is 13.

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

• GCF of 626, 383, 14
• GCF of 777, 384, 36
• GCF of 764, 410, 29
• GCF of 471, 634, 17
• GCF of 985, 303, 22

1. What is the GCF of 221, 663, 39?

Answer: GCF of 221, 663, 39 is 13.

2. How to Find the GCF of 221, 663, 39

Answer: Greatest Common Factor(GCF) of 221, 663, 39 = 13

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

Step 2: Then multiply all the prime factors GCF(221, 663, 39) = 13.