Greatest Common Factor of 42, 78, 80, 488

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

• Greatest Common Factor of 42, 78, 80, 488 by common division method
• Greatest Common Factor of 42, 78, 80, 488 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

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 78

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

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

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 488

List of positive integer factors of 488 that divides 488 without a remainder.

1,2,4,8,61,122,244,488

Greatest Common Factor

We found the factors 42,78,80,488 . The biggest common factor number is the GCF number.
So the greatest common factor 42,78,80,488 is 2.

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

• GCF of 92, 48, 31, 162
• GCF of 72, 55, 36, 504
• GCF of 96, 61, 34, 683
• GCF of 78, 65, 95, 112
• GCF of 11, 35, 40, 820

1. What is the GCF of 42, 78, 80, 488?

Answer: GCF of 42, 78, 80, 488 is 2.

2. How to Find the GCF of 42, 78, 80, 488

Answer: Greatest Common Factor(GCF) of 42, 78, 80, 488 = 2

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

Step 2: Then multiply all the prime factors GCF(42, 78, 80, 488) = 2.