Greatest Common Factor of 15, 67, 81, 73

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

• Greatest Common Factor of 15, 67, 81, 73 by common division method
• Greatest Common Factor of 15, 67, 81, 73 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 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 81

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

1,3,9,27,81

Factors of 73

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

1,73

Greatest Common Factor

We found the factors 15,67,81,73 . The biggest common factor number is the GCF number.
So the greatest common factor 15,67,81,73 is 1.

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

• GCF of 30, 94, 28, 19
• GCF of 62, 42, 40, 59
• GCF of 71, 48, 85, 82
• GCF of 23, 59, 81, 51
• GCF of 28, 66, 81, 27

1. What is the GCF of 15, 67, 81, 73?

Answer: GCF of 15, 67, 81, 73 is 1.

2. How to Find the GCF of 15, 67, 81, 73

Answer: Greatest Common Factor(GCF) of 15, 67, 81, 73 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 67, 81, 73) = 1.