Greatest Common Factor of 99, 91, 27, 17

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

• Greatest Common Factor of 99, 91, 27, 17 by common division method
• Greatest Common Factor of 99, 91, 27, 17 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 99

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

1,3,9,11,33,99

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 17

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

1,17

Greatest Common Factor

We found the factors 99,91,27,17 . The biggest common factor number is the GCF number.
So the greatest common factor 99,91,27,17 is 1.

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

• GCF of 77, 49, 99, 56
• GCF of 88, 42, 99, 45
• GCF of 46, 62, 32, 93
• GCF of 39, 25, 68, 90
• GCF of 56, 17, 14, 90

1. What is the GCF of 99, 91, 27, 17?

Answer: GCF of 99, 91, 27, 17 is 1.

2. How to Find the GCF of 99, 91, 27, 17

Answer: Greatest Common Factor(GCF) of 99, 91, 27, 17 = 1

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

Step 2: Then multiply all the prime factors GCF(99, 91, 27, 17) = 1.