Greatest Common Factor of 78, 88, 75, 72, 40

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

• Greatest Common Factor of 78, 88, 75, 72, 40 by common division method
• Greatest Common Factor of 78, 88, 75, 72, 40 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

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 88

List of positive integer factors of 88 that divides 88 without a remainder.

1,2,4,8,11,22,44,88

Factors of 75

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

1,3,5,15,25,75

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Greatest Common Factor

We found the factors 78,88,75,72,40 . The biggest common factor number is the GCF number.
So the greatest common factor 78,88,75,72,40 is 1.

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

• GCF of 33, 27, 53, 57, 43
• GCF of 23, 72, 78, 76, 22
• GCF of 20, 96, 11, 73, 20
• GCF of 56, 74, 30, 13, 13
• GCF of 94, 97, 82, 32, 27

1. What is the GCF of 78, 88, 75, 72, 40?

Answer: GCF of 78, 88, 75, 72, 40 is 1.

2. How to Find the GCF of 78, 88, 75, 72, 40

Answer: Greatest Common Factor(GCF) of 78, 88, 75, 72, 40 = 1

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

Step 2: Then multiply all the prime factors GCF(78, 88, 75, 72, 40) = 1.