Greatest Common Factor of 30, 38, 82, 638

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

• Greatest Common Factor of 30, 38, 82, 638 by common division method
• Greatest Common Factor of 30, 38, 82, 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

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 30,38,82,638 . The biggest common factor number is the GCF number.
So the greatest common factor 30,38,82,638 is 2.

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

• GCF of 96, 30, 71, 687
• GCF of 41, 43, 74, 869
• GCF of 12, 36, 61, 622
• GCF of 73, 71, 89, 638
• GCF of 44, 46, 11, 454

1. What is the GCF of 30, 38, 82, 638?

Answer: GCF of 30, 38, 82, 638 is 2.

2. How to Find the GCF of 30, 38, 82, 638

Answer: Greatest Common Factor(GCF) of 30, 38, 82, 638 = 2

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

Step 2: Then multiply all the prime factors GCF(30, 38, 82, 638) = 2.