Greatest Common Factor of 252, 20, 638

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

• Greatest Common Factor of 252, 20, 638 by common division method
• Greatest Common Factor of 252, 20, 638 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

Factors of 252

List of positive integer factors of 252 that divides 252 without a remainder.

1,2,3,4,6,7,9,12,14,18,21,28,36,42,63,84,126,252

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 638

List of positive integer factors of 638 that divides 638 without a remainder.

1,2,11,22,29,58,319,638

Greatest Common Factor

We found the factors 252,20,638 . The biggest common factor number is the GCF number.
So the greatest common factor 252,20,638 is 2.

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

• GCF of 541, 59, 151
• GCF of 802, 23, 405
• GCF of 959, 11, 945
• GCF of 746, 47, 603
• GCF of 682, 55, 394

1. What is the GCF of 252, 20, 638?

Answer: GCF of 252, 20, 638 is 2.

2. How to Find the GCF of 252, 20, 638

Answer: Greatest Common Factor(GCF) of 252, 20, 638 = 2

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

Step 2: Then multiply all the prime factors GCF(252, 20, 638) = 2.