Greatest Common Factor of 68, 36, 420

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

• Greatest Common Factor of 68, 36, 420 by common division method
• Greatest Common Factor of 68, 36, 420 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 x 2 = 4

Factors of 68

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

1,2,4,17,34,68

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 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Greatest Common Factor

We found the factors 68,36,420 . The biggest common factor number is the GCF number.
So the greatest common factor 68,36,420 is 4.

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

• GCF of 89, 48, 961
• GCF of 75, 36, 572
• GCF of 52, 13, 117
• GCF of 23, 51, 399
• GCF of 98, 30, 952

1. What is the GCF of 68, 36, 420?

Answer: GCF of 68, 36, 420 is 4.

2. How to Find the GCF of 68, 36, 420

Answer: Greatest Common Factor(GCF) of 68, 36, 420 = 4

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

Step 2: Then multiply all the prime factors GCF(68, 36, 420) = 4.