Greatest Common Factor of 71, 80, 21, 266

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

• Greatest Common Factor of 71, 80, 21, 266 by common division method
• Greatest Common Factor of 71, 80, 21, 266 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 21

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

1,3,7,21

Factors of 266

List of positive integer factors of 266 that divides 266 without a remainder.

1,2,7,14,19,38,133,266

Greatest Common Factor

We found the factors 71,80,21,266 . The biggest common factor number is the GCF number.
So the greatest common factor 71,80,21,266 is 1.

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

• GCF of 97, 35, 59, 346
• GCF of 22, 27, 75, 632
• GCF of 67, 21, 22, 858
• GCF of 50, 55, 99, 693
• GCF of 70, 46, 33, 456

1. What is the GCF of 71, 80, 21, 266?

Answer: GCF of 71, 80, 21, 266 is 1.

2. How to Find the GCF of 71, 80, 21, 266

Answer: Greatest Common Factor(GCF) of 71, 80, 21, 266 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 80, 21, 266) = 1.