Greatest Common Factor of 36, 78, 42, 768

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

• Greatest Common Factor of 36, 78, 42, 768 by common division method
• Greatest Common Factor of 36, 78, 42, 768 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 3 = 6

Factors of 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

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 768

List of positive integer factors of 768 that divides 768 without a remainder.

1,2,3,4,6,8,12,16,24,32,48,64,96,128,192,256,384,768

Greatest Common Factor

We found the factors 36,78,42,768 . The biggest common factor number is the GCF number.
So the greatest common factor 36,78,42,768 is 6.

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

• GCF of 89, 17, 22, 674
• GCF of 50, 16, 86, 827
• GCF of 99, 23, 12, 411
• GCF of 97, 74, 75, 774
• GCF of 12, 86, 62, 247

1. What is the GCF of 36, 78, 42, 768?

Answer: GCF of 36, 78, 42, 768 is 6.

2. How to Find the GCF of 36, 78, 42, 768

Answer: Greatest Common Factor(GCF) of 36, 78, 42, 768 = 6

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

Step 2: Then multiply all the prime factors GCF(36, 78, 42, 768) = 6.