Greatest Common Factor of 72, 66, 646

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

• Greatest Common Factor of 72, 66, 646 by common division method
• Greatest Common Factor of 72, 66, 646 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 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 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Greatest Common Factor

We found the factors 72,66,646 . The biggest common factor number is the GCF number.
So the greatest common factor 72,66,646 is 2.

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

• GCF of 19, 59, 597
• GCF of 67, 37, 625
• GCF of 30, 84, 727
• GCF of 43, 41, 272
• GCF of 81, 56, 954

1. What is the GCF of 72, 66, 646?

Answer: GCF of 72, 66, 646 is 2.

2. How to Find the GCF of 72, 66, 646

Answer: Greatest Common Factor(GCF) of 72, 66, 646 = 2

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

Step 2: Then multiply all the prime factors GCF(72, 66, 646) = 2.