Greatest Common Factor of 109, 861, 139

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

• Greatest Common Factor of 109, 861, 139 by common division method
• Greatest Common Factor of 109, 861, 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 109

List of positive integer factors of 109 that divides 109 without a remainder.

1,109

Factors of 861

List of positive integer factors of 861 that divides 861 without a remainder.

1,3,7,21,41,123,287,861

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 109,861,139 . The biggest common factor number is the GCF number.
So the greatest common factor 109,861,139 is 1.

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

• GCF of 679, 369, 292
• GCF of 140, 260, 446
• GCF of 900, 809, 126
• GCF of 782, 303, 789
• GCF of 516, 112, 607

1. What is the GCF of 109, 861, 139?

Answer: GCF of 109, 861, 139 is 1.

2. How to Find the GCF of 109, 861, 139

Answer: Greatest Common Factor(GCF) of 109, 861, 139 = 1

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

Step 2: Then multiply all the prime factors GCF(109, 861, 139) = 1.