Greatest Common Factor of 9, 17, 38, 55

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

• Greatest Common Factor of 9, 17, 38, 55 by common division method
• Greatest Common Factor of 9, 17, 38, 55 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 9

List of positive integer factors of 9 that divides 9 without a remainder.

1,3,9

Factors of 17

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

1,17

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Greatest Common Factor

We found the factors 9,17,38,55 . The biggest common factor number is the GCF number.
So the greatest common factor 9,17,38,55 is 1.

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

• GCF of 7, 83, 59, 72
• GCF of 3, 79, 24, 88
• GCF of 5, 12, 59, 22
• GCF of 9, 22, 92, 31
• GCF of 6, 17, 91, 49

1. What is the GCF of 9, 17, 38, 55?

Answer: GCF of 9, 17, 38, 55 is 1.

2. How to Find the GCF of 9, 17, 38, 55

Answer: Greatest Common Factor(GCF) of 9, 17, 38, 55 = 1

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

Step 2: Then multiply all the prime factors GCF(9, 17, 38, 55) = 1.