Greatest Common Factor of 79, 18, 65, 90

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

• Greatest Common Factor of 79, 18, 65, 90 by common division method
• Greatest Common Factor of 79, 18, 65, 90 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 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

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

Greatest Common Factor

We found the factors 79,18,65,90 . The biggest common factor number is the GCF number.
So the greatest common factor 79,18,65,90 is 1.

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

• GCF of 18, 43, 38, 84
• GCF of 69, 89, 34, 73
• GCF of 59, 16, 40, 98
• GCF of 63, 52, 37, 71
• GCF of 48, 14, 40, 34

1. What is the GCF of 79, 18, 65, 90?

Answer: GCF of 79, 18, 65, 90 is 1.

2. How to Find the GCF of 79, 18, 65, 90

Answer: Greatest Common Factor(GCF) of 79, 18, 65, 90 = 1

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

Step 2: Then multiply all the prime factors GCF(79, 18, 65, 90) = 1.