Greatest Common Factor of 89, 84, 45

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

• Greatest Common Factor of 89, 84, 45 by common division method
• Greatest Common Factor of 89, 84, 45 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 89

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

1,89

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Greatest Common Factor

We found the factors 89,84,45 . The biggest common factor number is the GCF number.
So the greatest common factor 89,84,45 is 1.

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

• GCF of 72, 77, 78
• GCF of 99, 47, 52
• GCF of 74, 22, 54
• GCF of 23, 73, 27
• GCF of 57, 12, 15

1. What is the GCF of 89, 84, 45?

Answer: GCF of 89, 84, 45 is 1.

2. How to Find the GCF of 89, 84, 45

Answer: Greatest Common Factor(GCF) of 89, 84, 45 = 1

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

Step 2: Then multiply all the prime factors GCF(89, 84, 45) = 1.