Greatest Common Factor of 63, 12, 639

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

• Greatest Common Factor of 63, 12, 639 by common division method
• Greatest Common Factor of 63, 12, 639 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 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 639

List of positive integer factors of 639 that divides 639 without a remainder.

1,3,9,71,213,639

Greatest Common Factor

We found the factors 63,12,639 . The biggest common factor number is the GCF number.
So the greatest common factor 63,12,639 is 3.

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

• GCF of 60, 42, 827
• GCF of 72, 53, 302
• GCF of 81, 47, 631
• GCF of 17, 67, 361
• GCF of 79, 92, 271

1. What is the GCF of 63, 12, 639?

Answer: GCF of 63, 12, 639 is 3.

2. How to Find the GCF of 63, 12, 639

Answer: Greatest Common Factor(GCF) of 63, 12, 639 = 3

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

Step 2: Then multiply all the prime factors GCF(63, 12, 639) = 3.