Greatest Common Factor of 70, 78, 40, 56

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

• Greatest Common Factor of 70, 78, 40, 56 by common division method
• Greatest Common Factor of 70, 78, 40, 56 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 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

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 40

List of positive integer factors of 40 that divides 40 without a remainder.

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

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

Greatest Common Factor

We found the factors 70,78,40,56 . The biggest common factor number is the GCF number.
So the greatest common factor 70,78,40,56 is 2.

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

• GCF of 33, 82, 28, 98
• GCF of 16, 12, 26, 97
• GCF of 32, 11, 87, 66
• GCF of 62, 17, 39, 67
• GCF of 34, 75, 41, 65

1. What is the GCF of 70, 78, 40, 56?

Answer: GCF of 70, 78, 40, 56 is 2.

2. How to Find the GCF of 70, 78, 40, 56

Answer: Greatest Common Factor(GCF) of 70, 78, 40, 56 = 2

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

Step 2: Then multiply all the prime factors GCF(70, 78, 40, 56) = 2.