Greatest Common Factor of 80, 71, 79, 170

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

• Greatest Common Factor of 80, 71, 79, 170 by common division method
• Greatest Common Factor of 80, 71, 79, 170 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 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 170

List of positive integer factors of 170 that divides 170 without a remainder.

1,2,5,10,17,34,85,170

Greatest Common Factor

We found the factors 80,71,79,170 . The biggest common factor number is the GCF number.
So the greatest common factor 80,71,79,170 is 1.

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

• GCF of 40, 91, 25, 545
• GCF of 75, 43, 83, 607
• GCF of 38, 54, 40, 720
• GCF of 63, 63, 13, 319
• GCF of 83, 52, 96, 821

1. What is the GCF of 80, 71, 79, 170?

Answer: GCF of 80, 71, 79, 170 is 1.

2. How to Find the GCF of 80, 71, 79, 170

Answer: Greatest Common Factor(GCF) of 80, 71, 79, 170 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 71, 79, 170) = 1.