Greatest Common Factor of 25, 82, 80, 30

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

• Greatest Common Factor of 25, 82, 80, 30 by common division method
• Greatest Common Factor of 25, 82, 80, 30 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 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Greatest Common Factor

We found the factors 25,82,80,30 . The biggest common factor number is the GCF number.
So the greatest common factor 25,82,80,30 is 1.

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

• GCF of 52, 59, 71, 33
• GCF of 32, 81, 23, 83
• GCF of 63, 14, 51, 43
• GCF of 89, 98, 95, 95
• GCF of 17, 47, 96, 77

1. What is the GCF of 25, 82, 80, 30?

Answer: GCF of 25, 82, 80, 30 is 1.

2. How to Find the GCF of 25, 82, 80, 30

Answer: Greatest Common Factor(GCF) of 25, 82, 80, 30 = 1

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

Step 2: Then multiply all the prime factors GCF(25, 82, 80, 30) = 1.