Greatest Common Factor of 81, 393, 155

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

• Greatest Common Factor of 81, 393, 155 by common division method
• Greatest Common Factor of 81, 393, 155 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 81

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

1,3,9,27,81

Factors of 393

List of positive integer factors of 393 that divides 393 without a remainder.

1,3,131,393

Factors of 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Greatest Common Factor

We found the factors 81,393,155 . The biggest common factor number is the GCF number.
So the greatest common factor 81,393,155 is 1.

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

• GCF of 95, 444, 933
• GCF of 66, 816, 444
• GCF of 75, 843, 895
• GCF of 69, 231, 221
• GCF of 37, 828, 281

1. What is the GCF of 81, 393, 155?

Answer: GCF of 81, 393, 155 is 1.

2. How to Find the GCF of 81, 393, 155

Answer: Greatest Common Factor(GCF) of 81, 393, 155 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 393, 155) = 1.