Greatest Common Factor of 18, 61, 17, 675

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

• Greatest Common Factor of 18, 61, 17, 675 by common division method
• Greatest Common Factor of 18, 61, 17, 675 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 675

List of positive integer factors of 675 that divides 675 without a remainder.

1,3,5,9,15,25,27,45,75,135,225,675

Greatest Common Factor

We found the factors 18,61,17,675 . The biggest common factor number is the GCF number.
So the greatest common factor 18,61,17,675 is 1.

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

• GCF of 81, 40, 36, 700
• GCF of 35, 47, 15, 112
• GCF of 89, 86, 46, 691
• GCF of 44, 26, 75, 893
• GCF of 55, 10, 71, 727

1. What is the GCF of 18, 61, 17, 675?

Answer: GCF of 18, 61, 17, 675 is 1.

2. How to Find the GCF of 18, 61, 17, 675

Answer: Greatest Common Factor(GCF) of 18, 61, 17, 675 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 61, 17, 675) = 1.