Greatest Common Factor of 80, 93, 17, 420

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

• Greatest Common Factor of 80, 93, 17, 420 by common division method
• Greatest Common Factor of 80, 93, 17, 420 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 93

List of positive integer factors of 93 that divides 93 without a remainder.

1,3,31,93

Factors of 17

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

1,17

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Greatest Common Factor

We found the factors 80,93,17,420 . The biggest common factor number is the GCF number.
So the greatest common factor 80,93,17,420 is 1.

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

• GCF of 34, 26, 16, 686
• GCF of 48, 28, 64, 941
• GCF of 88, 68, 36, 874
• GCF of 16, 50, 45, 884
• GCF of 33, 73, 65, 836

1. What is the GCF of 80, 93, 17, 420?

Answer: GCF of 80, 93, 17, 420 is 1.

2. How to Find the GCF of 80, 93, 17, 420

Answer: Greatest Common Factor(GCF) of 80, 93, 17, 420 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 93, 17, 420) = 1.