Greatest Common Factor of 17, 84, 80, 165

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

• Greatest Common Factor of 17, 84, 80, 165 by common division method
• Greatest Common Factor of 17, 84, 80, 165 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 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Greatest Common Factor

We found the factors 17,84,80,165 . The biggest common factor number is the GCF number.
So the greatest common factor 17,84,80,165 is 1.

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

• GCF of 60, 30, 86, 444
• GCF of 49, 86, 32, 368
• GCF of 31, 56, 61, 237
• GCF of 46, 21, 30, 367
• GCF of 26, 95, 44, 356

1. What is the GCF of 17, 84, 80, 165?

Answer: GCF of 17, 84, 80, 165 is 1.

2. How to Find the GCF of 17, 84, 80, 165

Answer: Greatest Common Factor(GCF) of 17, 84, 80, 165 = 1

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

Step 2: Then multiply all the prime factors GCF(17, 84, 80, 165) = 1.