Greatest Common Factor of 221, 309, 676

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

• Greatest Common Factor of 221, 309, 676 by common division method
• Greatest Common Factor of 221, 309, 676 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 221

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

1,13,17,221

Factors of 309

List of positive integer factors of 309 that divides 309 without a remainder.

1,3,103,309

Factors of 676

List of positive integer factors of 676 that divides 676 without a remainder.

1,2,4,13,26,52,169,338,676

Greatest Common Factor

We found the factors 221,309,676 . The biggest common factor number is the GCF number.
So the greatest common factor 221,309,676 is 1.

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

• GCF of 973, 285, 355
• GCF of 790, 336, 366
• GCF of 730, 393, 164
• GCF of 408, 616, 155
• GCF of 895, 551, 426

1. What is the GCF of 221, 309, 676?

Answer: GCF of 221, 309, 676 is 1.

2. How to Find the GCF of 221, 309, 676

Answer: Greatest Common Factor(GCF) of 221, 309, 676 = 1

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

Step 2: Then multiply all the prime factors GCF(221, 309, 676) = 1.