Greatest Common Factor of 27, 66, 31, 18, 945

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

• Greatest Common Factor of 27, 66, 31, 18, 945 by common division method
• Greatest Common Factor of 27, 66, 31, 18, 945 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 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 18

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

1,2,3,6,9,18

Factors of 945

List of positive integer factors of 945 that divides 945 without a remainder.

1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945

Greatest Common Factor

We found the factors 27,66,31,18,945 . The biggest common factor number is the GCF number.
So the greatest common factor 27,66,31,18,945 is 1.

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

• GCF of 94, 36, 27, 35, 424
• GCF of 38, 64, 18, 79, 155
• GCF of 23, 77, 83, 27, 764
• GCF of 38, 17, 44, 43, 532
• GCF of 83, 72, 96, 38, 847

1. What is the GCF of 27, 66, 31, 18, 945?

Answer: GCF of 27, 66, 31, 18, 945 is 1.

2. How to Find the GCF of 27, 66, 31, 18, 945

Answer: Greatest Common Factor(GCF) of 27, 66, 31, 18, 945 = 1

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

Step 2: Then multiply all the prime factors GCF(27, 66, 31, 18, 945) = 1.