Greatest Common Factor of 70, 27, 18, 261

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

• Greatest Common Factor of 70, 27, 18, 261 by common division method
• Greatest Common Factor of 70, 27, 18, 261 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 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 27

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

1,3,9,27

Factors of 18

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

1,2,3,6,9,18

Factors of 261

List of positive integer factors of 261 that divides 261 without a remainder.

1,3,9,29,87,261

Greatest Common Factor

We found the factors 70,27,18,261 . The biggest common factor number is the GCF number.
So the greatest common factor 70,27,18,261 is 1.

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

• GCF of 93, 54, 53, 232
• GCF of 60, 29, 81, 135
• GCF of 12, 69, 20, 904
• GCF of 62, 90, 52, 766
• GCF of 76, 24, 77, 378

1. What is the GCF of 70, 27, 18, 261?

Answer: GCF of 70, 27, 18, 261 is 1.

2. How to Find the GCF of 70, 27, 18, 261

Answer: Greatest Common Factor(GCF) of 70, 27, 18, 261 = 1

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

Step 2: Then multiply all the prime factors GCF(70, 27, 18, 261) = 1.