Greatest Common Factor of 18, 14, 65, 685

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

• Greatest Common Factor of 18, 14, 65, 685 by common division method
• Greatest Common Factor of 18, 14, 65, 685 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 18

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

1,2,3,6,9,18

Factors of 14

List of positive integer factors of 14 that divides 14 without a remainder.

1,2,7,14

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 685

List of positive integer factors of 685 that divides 685 without a remainder.

1,5,137,685

Greatest Common Factor

We found the factors 18,14,65,685 . The biggest common factor number is the GCF number.
So the greatest common factor 18,14,65,685 is 1.

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

• GCF of 96, 84, 72, 651
• GCF of 23, 79, 71, 596
• GCF of 55, 98, 49, 723
• GCF of 71, 52, 83, 297
• GCF of 30, 79, 55, 196

1. What is the GCF of 18, 14, 65, 685?

Answer: GCF of 18, 14, 65, 685 is 1.

2. How to Find the GCF of 18, 14, 65, 685

Answer: Greatest Common Factor(GCF) of 18, 14, 65, 685 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 14, 65, 685) = 1.