Greatest Common Factor of 27, 20, 102

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

• Greatest Common Factor of 27, 20, 102 by common division method
• Greatest Common Factor of 27, 20, 102 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 27

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

1,3,9,27

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 102

List of positive integer factors of 102 that divides 102 without a remainder.

1,2,3,6,17,34,51,102

Greatest Common Factor

We found the factors 27,20,102 . The biggest common factor number is the GCF number.
So the greatest common factor 27,20,102 is 1.

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

• GCF of 70, 57, 329
• GCF of 58, 43, 941
• GCF of 50, 80, 985
• GCF of 19, 10, 318
• GCF of 75, 52, 692

1. What is the GCF of 27, 20, 102?

Answer: GCF of 27, 20, 102 is 1.

2. How to Find the GCF of 27, 20, 102

Answer: Greatest Common Factor(GCF) of 27, 20, 102 = 1

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

Step 2: Then multiply all the prime factors GCF(27, 20, 102) = 1.