Greatest Common Factor of 18, 21, 35, 227

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

• Greatest Common Factor of 18, 21, 35, 227 by common division method
• Greatest Common Factor of 18, 21, 35, 227 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 18

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

1,2,3,6,9,18

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 35

List of positive integer factors of 35 that divides 35 without a remainder.

1,5,7,35

Factors of 227

List of positive integer factors of 227 that divides 227 without a remainder.

1,227

Greatest Common Factor

We found the factors 18,21,35,227 . The biggest common factor number is the GCF number.
So the greatest common factor 18,21,35,227 is 1.

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

• GCF of 87, 90, 72, 451
• GCF of 22, 56, 21, 793
• GCF of 23, 52, 33, 713
• GCF of 78, 44, 19, 990
• GCF of 43, 84, 36, 263

1. What is the GCF of 18, 21, 35, 227?

Answer: GCF of 18, 21, 35, 227 is 1.

2. How to Find the GCF of 18, 21, 35, 227

Answer: Greatest Common Factor(GCF) of 18, 21, 35, 227 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 21, 35, 227) = 1.