Greatest Common Factor of 80, 80, 61

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

• Greatest Common Factor of 80, 80, 61 by common division method
• Greatest Common Factor of 80, 80, 61 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 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 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Greatest Common Factor

We found the factors 80,80,61 . The biggest common factor number is the GCF number.
So the greatest common factor 80,80,61 is 1.

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

• GCF of 78, 96, 55
• GCF of 36, 39, 33
• GCF of 19, 82, 69
• GCF of 34, 80, 48
• GCF of 23, 99, 21

1. What is the GCF of 80, 80, 61?

Answer: GCF of 80, 80, 61 is 1.

2. How to Find the GCF of 80, 80, 61

Answer: Greatest Common Factor(GCF) of 80, 80, 61 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 80, 61) = 1.