Greatest Common Factor of 24, 54, 51, 21

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

• Greatest Common Factor of 24, 54, 51, 21 by common division method
• Greatest Common Factor of 24, 54, 51, 21 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 24

List of positive integer factors of 24 that divides 24 without a remainder.

1,2,3,4,6,8,12,24

Factors of 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 24,54,51,21 . The biggest common factor number is the GCF number.
So the greatest common factor 24,54,51,21 is 3.

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

• GCF of 30, 24, 72, 96
• GCF of 58, 33, 37, 62
• GCF of 24, 13, 34, 12
• GCF of 24, 79, 21, 96
• GCF of 71, 21, 18, 76

1. What is the GCF of 24, 54, 51, 21?

Answer: GCF of 24, 54, 51, 21 is 3.

2. How to Find the GCF of 24, 54, 51, 21

Answer: Greatest Common Factor(GCF) of 24, 54, 51, 21 = 3

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

Step 2: Then multiply all the prime factors GCF(24, 54, 51, 21) = 3.