Greatest Common Factor of 17, 99, 991

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

• Greatest Common Factor of 17, 99, 991 by common division method
• Greatest Common Factor of 17, 99, 991 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 17

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

1,17

Factors of 99

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

1,3,9,11,33,99

Factors of 991

List of positive integer factors of 991 that divides 991 without a remainder.

1,991

Greatest Common Factor

We found the factors 17,99,991 . The biggest common factor number is the GCF number.
So the greatest common factor 17,99,991 is 1.

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

• GCF of 87, 86, 518
• GCF of 82, 95, 371
• GCF of 68, 89, 480
• GCF of 43, 90, 745
• GCF of 42, 23, 187

1. What is the GCF of 17, 99, 991?

Answer: GCF of 17, 99, 991 is 1.

2. How to Find the GCF of 17, 99, 991

Answer: Greatest Common Factor(GCF) of 17, 99, 991 = 1

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

Step 2: Then multiply all the prime factors GCF(17, 99, 991) = 1.