Greatest Common Factor of 42, 69, 27, 51

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

• Greatest Common Factor of 42, 69, 27, 51 by common division method
• Greatest Common Factor of 42, 69, 27, 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 42

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

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

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

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 42,69,27,51 . The biggest common factor number is the GCF number.
So the greatest common factor 42,69,27,51 is 3.

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

• GCF of 87, 58, 54, 45
• GCF of 24, 58, 40, 31
• GCF of 98, 70, 92, 62
• GCF of 42, 37, 94, 51
• GCF of 43, 23, 52, 50

1. What is the GCF of 42, 69, 27, 51?

Answer: GCF of 42, 69, 27, 51 is 3.

2. How to Find the GCF of 42, 69, 27, 51

Answer: Greatest Common Factor(GCF) of 42, 69, 27, 51 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 69, 27, 51) = 3.