Greatest Common Factor of 82, 18, 689

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

• Greatest Common Factor of 82, 18, 689 by common division method
• Greatest Common Factor of 82, 18, 689 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 82

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

1,2,41,82

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 689

List of positive integer factors of 689 that divides 689 without a remainder.

1,13,53,689

Greatest Common Factor

We found the factors 82,18,689 . The biggest common factor number is the GCF number.
So the greatest common factor 82,18,689 is 1.

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

• GCF of 94, 25, 138
• GCF of 42, 86, 289
• GCF of 79, 84, 120
• GCF of 68, 51, 169
• GCF of 27, 89, 322

1. What is the GCF of 82, 18, 689?

Answer: GCF of 82, 18, 689 is 1.

2. How to Find the GCF of 82, 18, 689

Answer: Greatest Common Factor(GCF) of 82, 18, 689 = 1

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

Step 2: Then multiply all the prime factors GCF(82, 18, 689) = 1.