Greatest Common Factor of 99, 39, 42, 51

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

• Greatest Common Factor of 99, 39, 42, 51 by common division method
• Greatest Common Factor of 99, 39, 42, 51 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 99

List of positive integer factors of 99 that divides 99 without a remainder.

1,3,9,11,33,99

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 51

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

1,3,17,51

Greatest Common Factor

We found the factors 99,39,42,51 . The biggest common factor number is the GCF number.
So the greatest common factor 99,39,42,51 is 3.

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

• GCF of 80, 28, 83, 81
• GCF of 20, 50, 89, 57
• GCF of 49, 14, 37, 99
• GCF of 28, 91, 42, 54
• GCF of 74, 58, 99, 27

1. What is the GCF of 99, 39, 42, 51?

Answer: GCF of 99, 39, 42, 51 is 3.

2. How to Find the GCF of 99, 39, 42, 51

Answer: Greatest Common Factor(GCF) of 99, 39, 42, 51 = 3

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

Step 2: Then multiply all the prime factors GCF(99, 39, 42, 51) = 3.