Greatest Common Factor of 18, 221, 356

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

• Greatest Common Factor of 18, 221, 356 by common division method
• Greatest Common Factor of 18, 221, 356 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 221

List of positive integer factors of 221 that divides 221 without a remainder.

1,13,17,221

Factors of 356

List of positive integer factors of 356 that divides 356 without a remainder.

1,2,4,89,178,356

Greatest Common Factor

We found the factors 18,221,356 . The biggest common factor number is the GCF number.
So the greatest common factor 18,221,356 is 1.

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

• GCF of 38, 776, 311
• GCF of 23, 978, 496
• GCF of 85, 874, 271
• GCF of 99, 256, 795
• GCF of 19, 930, 516

1. What is the GCF of 18, 221, 356?

Answer: GCF of 18, 221, 356 is 1.

2. How to Find the GCF of 18, 221, 356

Answer: Greatest Common Factor(GCF) of 18, 221, 356 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 221, 356) = 1.