Greatest Common Factor of 42, 36, 75, 720

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

• Greatest Common Factor of 42, 36, 75, 720 by common division method
• Greatest Common Factor of 42, 36, 75, 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 3 = 3

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 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

Factors of 75

List of positive integer factors of 75 that divides 75 without a remainder.

1,3,5,15,25,75

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 42,36,75,720 . The biggest common factor number is the GCF number.
So the greatest common factor 42,36,75,720 is 3.

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

• GCF of 23, 47, 90, 240
• GCF of 79, 64, 98, 798
• GCF of 48, 35, 32, 198
• GCF of 61, 38, 28, 294
• GCF of 84, 35, 98, 949

1. What is the GCF of 42, 36, 75, 720?

Answer: GCF of 42, 36, 75, 720 is 3.

2. How to Find the GCF of 42, 36, 75, 720

Answer: Greatest Common Factor(GCF) of 42, 36, 75, 720 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 36, 75, 720) = 3.