Greatest Common Factor of 66, 21, 624

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

• Greatest Common Factor of 66, 21, 624 by common division method
• Greatest Common Factor of 66, 21, 624 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 66

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

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

Factors of 21

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

1,3,7,21

Factors of 624

List of positive integer factors of 624 that divides 624 without a remainder.

1,2,3,4,6,8,12,13,16,24,26,39,48,52,78,104,156,208,312,624

Greatest Common Factor

We found the factors 66,21,624 . The biggest common factor number is the GCF number.
So the greatest common factor 66,21,624 is 3.

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

• GCF of 40, 72, 494
• GCF of 57, 48, 206
• GCF of 66, 44, 850
• GCF of 31, 71, 610
• GCF of 89, 22, 503

1. What is the GCF of 66, 21, 624?

Answer: GCF of 66, 21, 624 is 3.

2. How to Find the GCF of 66, 21, 624

Answer: Greatest Common Factor(GCF) of 66, 21, 624 = 3

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

Step 2: Then multiply all the prime factors GCF(66, 21, 624) = 3.