Greatest Common Factor of 68, 30, 660, 742

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

• Greatest Common Factor of 68, 30, 660, 742 by common division method
• Greatest Common Factor of 68, 30, 660, 742 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 68

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

1,2,4,17,34,68

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 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

Factors of 742

List of positive integer factors of 742 that divides 742 without a remainder.

1,2,7,14,53,106,371,742

Greatest Common Factor

We found the factors 68,30,660,742 . The biggest common factor number is the GCF number.
So the greatest common factor 68,30,660,742 is 2.

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

• GCF of 73, 43, 974, 291
• GCF of 23, 43, 488, 874
• GCF of 69, 43, 124, 772
• GCF of 56, 22, 415, 549
• GCF of 91, 64, 137, 128

1. What is the GCF of 68, 30, 660, 742?

Answer: GCF of 68, 30, 660, 742 is 2.

2. How to Find the GCF of 68, 30, 660, 742

Answer: Greatest Common Factor(GCF) of 68, 30, 660, 742 = 2

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

Step 2: Then multiply all the prime factors GCF(68, 30, 660, 742) = 2.