Greatest Common Factor of 64, 90, 78, 742

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

• Greatest Common Factor of 64, 90, 78, 742 by common division method
• Greatest Common Factor of 64, 90, 78, 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 64

List of positive integer factors of 64 that divides 64 without a remainder.

1,2,4,8,16,32,64

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

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 64,90,78,742 . The biggest common factor number is the GCF number.
So the greatest common factor 64,90,78,742 is 2.

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

• GCF of 19, 45, 89, 851
• GCF of 82, 58, 66, 546
• GCF of 34, 15, 21, 896
• GCF of 65, 69, 34, 842
• GCF of 99, 71, 59, 624

1. What is the GCF of 64, 90, 78, 742?

Answer: GCF of 64, 90, 78, 742 is 2.

2. How to Find the GCF of 64, 90, 78, 742

Answer: Greatest Common Factor(GCF) of 64, 90, 78, 742 = 2

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

Step 2: Then multiply all the prime factors GCF(64, 90, 78, 742) = 2.