Greatest Common Factor of 70, 16, 68, 28

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

• Greatest Common Factor of 70, 16, 68, 28 by common division method
• Greatest Common Factor of 70, 16, 68, 28 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 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Greatest Common Factor

We found the factors 70,16,68,28 . The biggest common factor number is the GCF number.
So the greatest common factor 70,16,68,28 is 2.

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

• GCF of 64, 76, 64, 54
• GCF of 18, 35, 60, 52
• GCF of 25, 22, 13, 70
• GCF of 17, 69, 18, 31
• GCF of 68, 20, 97, 14

1. What is the GCF of 70, 16, 68, 28?

Answer: GCF of 70, 16, 68, 28 is 2.

2. How to Find the GCF of 70, 16, 68, 28

Answer: Greatest Common Factor(GCF) of 70, 16, 68, 28 = 2

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

Step 2: Then multiply all the prime factors GCF(70, 16, 68, 28) = 2.