Greatest Common Factor of 13, 79, 16, 221

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

• Greatest Common Factor of 13, 79, 16, 221 by common division method
• Greatest Common Factor of 13, 79, 16, 221 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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 221

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

1,13,17,221

Greatest Common Factor

We found the factors 13,79,16,221 . The biggest common factor number is the GCF number.
So the greatest common factor 13,79,16,221 is 1.

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

• GCF of 68, 24, 61, 114
• GCF of 38, 41, 67, 669
• GCF of 89, 50, 66, 930
• GCF of 82, 64, 41, 543
• GCF of 73, 81, 55, 923

1. What is the GCF of 13, 79, 16, 221?

Answer: GCF of 13, 79, 16, 221 is 1.

2. How to Find the GCF of 13, 79, 16, 221

Answer: Greatest Common Factor(GCF) of 13, 79, 16, 221 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 79, 16, 221) = 1.