Greatest Common Factor of 80, 81, 425

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

• Greatest Common Factor of 80, 81, 425 by common division method
• Greatest Common Factor of 80, 81, 425 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 425

List of positive integer factors of 425 that divides 425 without a remainder.

1,5,17,25,85,425

Greatest Common Factor

We found the factors 80,81,425 . The biggest common factor number is the GCF number.
So the greatest common factor 80,81,425 is 1.

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

• GCF of 13, 81, 188
• GCF of 67, 39, 137
• GCF of 83, 10, 617
• GCF of 73, 51, 591
• GCF of 86, 15, 253

1. What is the GCF of 80, 81, 425?

Answer: GCF of 80, 81, 425 is 1.

2. How to Find the GCF of 80, 81, 425

Answer: Greatest Common Factor(GCF) of 80, 81, 425 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 81, 425) = 1.