Greatest Common Factor of 42, 45, 89, 27

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

• Greatest Common Factor of 42, 45, 89, 27 by common division method
• Greatest Common Factor of 42, 45, 89, 27 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 45

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

1,3,5,9,15,45

Factors of 89

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

1,89

Factors of 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Greatest Common Factor

We found the factors 42,45,89,27 . The biggest common factor number is the GCF number.
So the greatest common factor 42,45,89,27 is 1.

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

• GCF of 35, 86, 73, 96
• GCF of 37, 57, 38, 44
• GCF of 83, 48, 66, 74
• GCF of 97, 71, 18, 52
• GCF of 87, 39, 93, 86

1. What is the GCF of 42, 45, 89, 27?

Answer: GCF of 42, 45, 89, 27 is 1.

2. How to Find the GCF of 42, 45, 89, 27

Answer: Greatest Common Factor(GCF) of 42, 45, 89, 27 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 45, 89, 27) = 1.