Greatest Common Factor of 51, 21, 60

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

• Greatest Common Factor of 51, 21, 60 by common division method
• Greatest Common Factor of 51, 21, 60 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 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

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Greatest Common Factor

We found the factors 51,21,60 . The biggest common factor number is the GCF number.
So the greatest common factor 51,21,60 is 3.

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

• GCF of 66, 21, 72
• GCF of 16, 92, 72
• GCF of 50, 99, 80
• GCF of 27, 55, 36
• GCF of 19, 31, 99

1. What is the GCF of 51, 21, 60?

Answer: GCF of 51, 21, 60 is 3.

2. How to Find the GCF of 51, 21, 60

Answer: Greatest Common Factor(GCF) of 51, 21, 60 = 3

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

Step 2: Then multiply all the prime factors GCF(51, 21, 60) = 3.