Greatest Common Factor of 15, 73, 81, 82

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

• Greatest Common Factor of 15, 73, 81, 82 by common division method
• Greatest Common Factor of 15, 73, 81, 82 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 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 81

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

1,3,9,27,81

Factors of 82

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

1,2,41,82

Greatest Common Factor

We found the factors 15,73,81,82 . The biggest common factor number is the GCF number.
So the greatest common factor 15,73,81,82 is 1.

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

• GCF of 24, 93, 50, 44
• GCF of 71, 45, 59, 67
• GCF of 20, 87, 82, 28
• GCF of 58, 75, 94, 26
• GCF of 14, 80, 46, 44

1. What is the GCF of 15, 73, 81, 82?

Answer: GCF of 15, 73, 81, 82 is 1.

2. How to Find the GCF of 15, 73, 81, 82

Answer: Greatest Common Factor(GCF) of 15, 73, 81, 82 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 73, 81, 82) = 1.