Greatest Common Factor of 30, 12, 38, 720

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

• Greatest Common Factor of 30, 12, 38, 720 by common division method
• Greatest Common Factor of 30, 12, 38, 720 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 720

List of positive integer factors of 720 that divides 720 without a remainder.

1,2,3,4,5,6,8,9,10,12,15,16,18,20,24,30,36,40,45,48,60,72,80,90,120,144,180,240,360,720

Greatest Common Factor

We found the factors 30,12,38,720 . The biggest common factor number is the GCF number.
So the greatest common factor 30,12,38,720 is 2.

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

• GCF of 43, 70, 81, 637
• GCF of 28, 60, 56, 636
• GCF of 69, 67, 72, 278
• GCF of 99, 28, 74, 823
• GCF of 85, 66, 74, 452

1. What is the GCF of 30, 12, 38, 720?

Answer: GCF of 30, 12, 38, 720 is 2.

2. How to Find the GCF of 30, 12, 38, 720

Answer: Greatest Common Factor(GCF) of 30, 12, 38, 720 = 2

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

Step 2: Then multiply all the prime factors GCF(30, 12, 38, 720) = 2.