Greatest Common Factor of 72, 65, 89, 100

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

• Greatest Common Factor of 72, 65, 89, 100 by common division method
• Greatest Common Factor of 72, 65, 89, 100 with matching the biggest common factor

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

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 65

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

1,5,13,65

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 100

List of positive integer factors of 100 that divides 100 without a remainder.

1,2,4,5,10,20,25,50,100

Greatest Common Factor

We found the factors 72,65,89,100 . The biggest common factor number is the GCF number.
So the greatest common factor 72,65,89,100 is 1.

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

• GCF of 54, 29, 47, 199
• GCF of 91, 78, 29, 920
• GCF of 22, 63, 23, 883
• GCF of 11, 33, 28, 717
• GCF of 56, 79, 38, 140

1. What is the GCF of 72, 65, 89, 100?

Answer: GCF of 72, 65, 89, 100 is 1.

2. How to Find the GCF of 72, 65, 89, 100

Answer: Greatest Common Factor(GCF) of 72, 65, 89, 100 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 65, 89, 100) = 1.