Greatest Common Factor of 81, 123, 139

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

• Greatest Common Factor of 81, 123, 139 by common division method
• Greatest Common Factor of 81, 123, 139 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 123

List of positive integer factors of 123 that divides 123 without a remainder.

1,3,41,123

Factors of 139

List of positive integer factors of 139 that divides 139 without a remainder.

1,139

Greatest Common Factor

We found the factors 81,123,139 . The biggest common factor number is the GCF number.
So the greatest common factor 81,123,139 is 1.

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

• GCF of 62, 613, 145
• GCF of 66, 265, 608
• GCF of 33, 931, 552
• GCF of 76, 277, 131
• GCF of 22, 967, 793

1. What is the GCF of 81, 123, 139?

Answer: GCF of 81, 123, 139 is 1.

2. How to Find the GCF of 81, 123, 139

Answer: Greatest Common Factor(GCF) of 81, 123, 139 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 123, 139) = 1.