Greatest Common Factor of 18, 34, 99, 61

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

• Greatest Common Factor of 18, 34, 99, 61 by common division method
• Greatest Common Factor of 18, 34, 99, 61 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 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Factors of 99

List of positive integer factors of 99 that divides 99 without a remainder.

1,3,9,11,33,99

Factors of 61

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

1,61

Greatest Common Factor

We found the factors 18,34,99,61 . The biggest common factor number is the GCF number.
So the greatest common factor 18,34,99,61 is 1.

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

• GCF of 64, 95, 95, 57
• GCF of 57, 15, 26, 56
• GCF of 44, 97, 60, 67
• GCF of 88, 82, 13, 26
• GCF of 80, 51, 55, 59

1. What is the GCF of 18, 34, 99, 61?

Answer: GCF of 18, 34, 99, 61 is 1.

2. How to Find the GCF of 18, 34, 99, 61

Answer: Greatest Common Factor(GCF) of 18, 34, 99, 61 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 34, 99, 61) = 1.