Greatest Common Factor of 20, 221, 307

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

• Greatest Common Factor of 20, 221, 307 by common division method
• Greatest Common Factor of 20, 221, 307 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 221

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

1,13,17,221

Factors of 307

List of positive integer factors of 307 that divides 307 without a remainder.

1,307

Greatest Common Factor

We found the factors 20,221,307 . The biggest common factor number is the GCF number.
So the greatest common factor 20,221,307 is 1.

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

• GCF of 47, 824, 966
• GCF of 30, 824, 235
• GCF of 91, 835, 127
• GCF of 53, 940, 134
• GCF of 82, 551, 808

1. What is the GCF of 20, 221, 307?

Answer: GCF of 20, 221, 307 is 1.

2. How to Find the GCF of 20, 221, 307

Answer: Greatest Common Factor(GCF) of 20, 221, 307 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 221, 307) = 1.