Greatest Common Factor of 21, 72, 606

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

• Greatest Common Factor of 21, 72, 606 by common division method
• Greatest Common Factor of 21, 72, 606 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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

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 606

List of positive integer factors of 606 that divides 606 without a remainder.

1,2,3,6,101,202,303,606

Greatest Common Factor

We found the factors 21,72,606 . The biggest common factor number is the GCF number.
So the greatest common factor 21,72,606 is 3.

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

• GCF of 89, 48, 780
• GCF of 97, 78, 301
• GCF of 29, 73, 208
• GCF of 33, 28, 453
• GCF of 91, 61, 444

1. What is the GCF of 21, 72, 606?

Answer: GCF of 21, 72, 606 is 3.

2. How to Find the GCF of 21, 72, 606

Answer: Greatest Common Factor(GCF) of 21, 72, 606 = 3

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

Step 2: Then multiply all the prime factors GCF(21, 72, 606) = 3.