Greatest Common Factor of 30, 70, 16, 660

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

• Greatest Common Factor of 30, 70, 16, 660 by common division method
• Greatest Common Factor of 30, 70, 16, 660 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

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 660

List of positive integer factors of 660 that divides 660 without a remainder.

1,2,3,4,5,6,10,11,12,15,20,22,30,33,44,55,60,66,110,132,165,220,330,660

Greatest Common Factor

We found the factors 30,70,16,660 . The biggest common factor number is the GCF number.
So the greatest common factor 30,70,16,660 is 2.

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

• GCF of 79, 55, 81, 435
• GCF of 89, 39, 50, 548
• GCF of 93, 94, 87, 128
• GCF of 87, 52, 97, 188
• GCF of 93, 84, 24, 225

1. What is the GCF of 30, 70, 16, 660?

Answer: GCF of 30, 70, 16, 660 is 2.

2. How to Find the GCF of 30, 70, 16, 660

Answer: Greatest Common Factor(GCF) of 30, 70, 16, 660 = 2

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

Step 2: Then multiply all the prime factors GCF(30, 70, 16, 660) = 2.