Greatest Common Factor of 82, 18, 72, 642

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

• Greatest Common Factor of 82, 18, 72, 642 by common division method
• Greatest Common Factor of 82, 18, 72, 642 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 82

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

1,2,41,82

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

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

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Greatest Common Factor

We found the factors 82,18,72,642 . The biggest common factor number is the GCF number.
So the greatest common factor 82,18,72,642 is 2.

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

• GCF of 13, 36, 75, 216
• GCF of 38, 35, 89, 553
• GCF of 90, 62, 20, 727
• GCF of 35, 52, 17, 519
• GCF of 78, 42, 73, 501

1. What is the GCF of 82, 18, 72, 642?

Answer: GCF of 82, 18, 72, 642 is 2.

2. How to Find the GCF of 82, 18, 72, 642

Answer: Greatest Common Factor(GCF) of 82, 18, 72, 642 = 2

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

Step 2: Then multiply all the prime factors GCF(82, 18, 72, 642) = 2.